28015624

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1327}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 66931200

約数和(自身を除く): 38915576

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 406, 728, 754, 812, 1327, 1508, 1624, 2639, 2654, 3016, 5278, 5308, 9289, 10556, 10616, 17251, 18578, 21112, 34502, 37156, 38483, 69004, 74312, 76966, 120757, 138008, 153932, 241514, 269381, 307864, 483028, 500279, 538762, 966056, 1000558, 1077524, 2001116, 2155048, 3501953, 4002232, 7003906, 14007812, 28015624]

約数ペア:

[(1, 28015624), (2, 14007812), (4, 7003906), (7, 4002232), (8, 3501953), (13, 2155048), (14, 2001116), (26, 1077524), (28, 1000558), (29, 966056), (52, 538762), (56, 500279), (58, 483028), (91, 307864), (104, 269381), (116, 241514), (182, 153932), (203, 138008), (232, 120757), (364, 76966), (377, 74312), (406, 69004), (728, 38483), (754, 37156), (812, 34502), (1327, 21112), (1508, 18578), (1624, 17251), (2639, 10616), (2654, 10556), (3016, 9289), (5278, 5308)]