28073682

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 79833600

約数和(自身を除く): 51759918

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 54, 58, 63, 78, 87, 91, 117, 126, 174, 182, 189, 197, 203, 234, 261, 273, 351, 377, 378, 394, 406, 522, 546, 591, 609, 702, 754, 783, 819, 1131, 1182, 1218, 1379, 1566, 1638, 1773, 1827, 2262, 2457, 2561, 2639, 2758, 3393, 3546, 3654, 4137, 4914, 5122, 5278, 5319, 5481, 5713, 6786, 7683, 7917, 8274, 10179, 10638, 10962, 11426, 12411, 15366, 15834, 17139, 17927, 20358, 23049, 23751, 24822, 34278, 35854, 37233, 39991, 46098, 47502, 51417, 53781, 69147, 71253, 74269, 74466, 79982, 102834, 107562, 119973, 138294, 142506, 148538, 154251, 161343, 222807, 239946, 308502, 322686, 359919, 445614, 484029, 519883, 668421, 719838, 968058, 1039766, 1079757, 1336842, 1559649, 2005263, 2159514, 3119298, 4010526, 4678947, 9357894, 14036841, 28073682]

約数ペア:

[(1, 28073682), (2, 14036841), (3, 9357894), (6, 4678947), (7, 4010526), (9, 3119298), (13, 2159514), (14, 2005263), (18, 1559649), (21, 1336842), (26, 1079757), (27, 1039766), (29, 968058), (39, 719838), (42, 668421), (54, 519883), (58, 484029), (63, 445614), (78, 359919), (87, 322686), (91, 308502), (117, 239946), (126, 222807), (174, 161343), (182, 154251), (189, 148538), (197, 142506), (203, 138294), (234, 119973), (261, 107562), (273, 102834), (351, 79982), (377, 74466), (378, 74269), (394, 71253), (406, 69147), (522, 53781), (546, 51417), (591, 47502), (609, 46098), (702, 39991), (754, 37233), (783, 35854), (819, 34278), (1131, 24822), (1182, 23751), (1218, 23049), (1379, 20358), (1566, 17927), (1638, 17139), (1773, 15834), (1827, 15366), (2262, 12411), (2457, 11426), (2561, 10962), (2639, 10638), (2758, 10179), (3393, 8274), (3546, 7917), (3654, 7683), (4137, 6786), (4914, 5713), (5122, 5481), (5278, 5319)]