28786212

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 95961600

約数和(自身を除く): 67175388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 29, 36, 39, 42, 52, 54, 58, 63, 78, 84, 87, 91, 101, 108, 116, 117, 126, 156, 174, 182, 189, 202, 203, 234, 252, 261, 273, 303, 348, 351, 364, 377, 378, 404, 406, 468, 522, 546, 606, 609, 702, 707, 754, 756, 783, 812, 819, 909, 1044, 1092, 1131, 1212, 1218, 1313, 1404, 1414, 1508, 1566, 1638, 1818, 1827, 2121, 2262, 2436, 2457, 2626, 2639, 2727, 2828, 2929, 3132, 3276, 3393, 3636, 3654, 3939, 4242, 4524, 4914, 5252, 5278, 5454, 5481, 5858, 6363, 6786, 7308, 7878, 7917, 8484, 8787, 9191, 9828, 10179, 10556, 10908, 10962, 11716, 11817, 12726, 13572, 15756, 15834, 17574, 18382, 19089, 20358, 20503, 21924, 23634, 23751, 25452, 26361, 27573, 31668, 35148, 35451, 36764, 38077, 38178, 40716, 41006, 47268, 47502, 52722, 55146, 61509, 70902, 71253, 76154, 76356, 79083, 82012, 82719, 95004, 105444, 110292, 114231, 123018, 141804, 142506, 152308, 158166, 165438, 184527, 228462, 246036, 248157, 266539, 285012, 316332, 330876, 342693, 369054, 456924, 496314, 533078, 553581, 685386, 738108, 799617, 992628, 1028079, 1066156, 1107162, 1370772, 1599234, 2056158, 2214324, 2398851, 3198468, 4112316, 4797702, 7196553, 9595404, 14393106, 28786212]

約数ペア:

[(1, 28786212), (2, 14393106), (3, 9595404), (4, 7196553), (6, 4797702), (7, 4112316), (9, 3198468), (12, 2398851), (13, 2214324), (14, 2056158), (18, 1599234), (21, 1370772), (26, 1107162), (27, 1066156), (28, 1028079), (29, 992628), (36, 799617), (39, 738108), (42, 685386), (52, 553581), (54, 533078), (58, 496314), (63, 456924), (78, 369054), (84, 342693), (87, 330876), (91, 316332), (101, 285012), (108, 266539), (116, 248157), (117, 246036), (126, 228462), (156, 184527), (174, 165438), (182, 158166), (189, 152308), (202, 142506), (203, 141804), (234, 123018), (252, 114231), (261, 110292), (273, 105444), (303, 95004), (348, 82719), (351, 82012), (364, 79083), (377, 76356), (378, 76154), (404, 71253), (406, 70902), (468, 61509), (522, 55146), (546, 52722), (606, 47502), (609, 47268), (702, 41006), (707, 40716), (754, 38178), (756, 38077), (783, 36764), (812, 35451), (819, 35148), (909, 31668), (1044, 27573), (1092, 26361), (1131, 25452), (1212, 23751), (1218, 23634), (1313, 21924), (1404, 20503), (1414, 20358), (1508, 19089), (1566, 18382), (1638, 17574), (1818, 15834), (1827, 15756), (2121, 13572), (2262, 12726), (2436, 11817), (2457, 11716), (2626, 10962), (2639, 10908), (2727, 10556), (2828, 10179), (2929, 9828), (3132, 9191), (3276, 8787), (3393, 8484), (3636, 7917), (3654, 7878), (3939, 7308), (4242, 6786), (4524, 6363), (4914, 5858), (5252, 5481), (5278, 5454)]