28587468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 83994624

約数和(自身を除く): 55407156

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 557, 564, 611, 658, 987, 1092, 1114, 1222, 1316, 1671, 1833, 1974, 2228, 2444, 3342, 3666, 3899, 3948, 4277, 6684, 7241, 7332, 7798, 8554, 11697, 12831, 14482, 15596, 17108, 21723, 23394, 25662, 26179, 28964, 43446, 46788, 50687, 51324, 52358, 78537, 86892, 101374, 104716, 152061, 157074, 183253, 202748, 304122, 314148, 340327, 366506, 549759, 608244, 680654, 733012, 1020981, 1099518, 1361308, 2041962, 2199036, 2382289, 4083924, 4764578, 7146867, 9529156, 14293734, 28587468]

約数ペア:

[(1, 28587468), (2, 14293734), (3, 9529156), (4, 7146867), (6, 4764578), (7, 4083924), (12, 2382289), (13, 2199036), (14, 2041962), (21, 1361308), (26, 1099518), (28, 1020981), (39, 733012), (42, 680654), (47, 608244), (52, 549759), (78, 366506), (84, 340327), (91, 314148), (94, 304122), (141, 202748), (156, 183253), (182, 157074), (188, 152061), (273, 104716), (282, 101374), (329, 86892), (364, 78537), (546, 52358), (557, 51324), (564, 50687), (611, 46788), (658, 43446), (987, 28964), (1092, 26179), (1114, 25662), (1222, 23394), (1316, 21723), (1671, 17108), (1833, 15596), (1974, 14482), (2228, 12831), (2444, 11697), (3342, 8554), (3666, 7798), (3899, 7332), (3948, 7241), (4277, 6684)]