8889776

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 22900320

約数和(自身を除く): 14010544

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 29, 34, 46, 49, 56, 58, 68, 92, 98, 112, 116, 119, 136, 161, 184, 196, 203, 232, 238, 272, 322, 368, 391, 392, 406, 464, 476, 493, 644, 667, 782, 784, 812, 833, 952, 986, 1127, 1288, 1334, 1421, 1564, 1624, 1666, 1904, 1972, 2254, 2576, 2668, 2737, 2842, 3128, 3248, 3332, 3451, 3944, 4508, 4669, 5336, 5474, 5684, 6256, 6664, 6902, 7888, 9016, 9338, 10672, 10948, 11339, 11368, 13328, 13804, 18032, 18676, 19159, 21896, 22678, 22736, 24157, 27608, 32683, 37352, 38318, 43792, 45356, 48314, 55216, 65366, 74704, 76636, 79373, 90712, 96628, 130732, 153272, 158746, 181424, 193256, 261464, 306544, 317492, 386512, 522928, 555611, 634984, 1111222, 1269968, 2222444, 4444888, 8889776]

約数ペア:

[(1, 8889776), (2, 4444888), (4, 2222444), (7, 1269968), (8, 1111222), (14, 634984), (16, 555611), (17, 522928), (23, 386512), (28, 317492), (29, 306544), (34, 261464), (46, 193256), (49, 181424), (56, 158746), (58, 153272), (68, 130732), (92, 96628), (98, 90712), (112, 79373), (116, 76636), (119, 74704), (136, 65366), (161, 55216), (184, 48314), (196, 45356), (203, 43792), (232, 38318), (238, 37352), (272, 32683), (322, 27608), (368, 24157), (391, 22736), (392, 22678), (406, 21896), (464, 19159), (476, 18676), (493, 18032), (644, 13804), (667, 13328), (782, 11368), (784, 11339), (812, 10948), (833, 10672), (952, 9338), (986, 9016), (1127, 7888), (1288, 6902), (1334, 6664), (1421, 6256), (1564, 5684), (1624, 5474), (1666, 5336), (1904, 4669), (1972, 4508), (2254, 3944), (2576, 3451), (2668, 3332), (2737, 3248), (2842, 3128)]