28641256

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 65882880

約数和(自身を除く): 37241624

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 37, 46, 56, 74, 92, 148, 161, 184, 259, 296, 322, 518, 601, 644, 851, 1036, 1202, 1288, 1702, 2072, 2404, 3404, 4207, 4808, 5957, 6808, 8414, 11914, 13823, 16828, 22237, 23828, 27646, 33656, 44474, 47656, 55292, 88948, 96761, 110584, 155659, 177896, 193522, 311318, 387044, 511451, 622636, 774088, 1022902, 1245272, 2045804, 3580157, 4091608, 7160314, 14320628, 28641256]

約数ペア:

[(1, 28641256), (2, 14320628), (4, 7160314), (7, 4091608), (8, 3580157), (14, 2045804), (23, 1245272), (28, 1022902), (37, 774088), (46, 622636), (56, 511451), (74, 387044), (92, 311318), (148, 193522), (161, 177896), (184, 155659), (259, 110584), (296, 96761), (322, 88948), (518, 55292), (601, 47656), (644, 44474), (851, 33656), (1036, 27646), (1202, 23828), (1288, 22237), (1702, 16828), (2072, 13823), (2404, 11914), (3404, 8414), (4207, 6808), (4808, 5957)]