397015216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{44389}}^1$

素因数の和:44453

約数の個数: 40

約数和(自身を含む): 847671440

約数和(自身を除く): 450656224

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 44389, 88778, 177556, 355112, 577057, 710224, 1154114, 1908727, 2308228, 3817454, 4616456, 7634908, 9232912, 15269816, 24813451, 30539632, 49626902, 99253804, 198507608, 397015216]

約数ペア:

[(1, 397015216), (2, 198507608), (4, 99253804), (8, 49626902), (13, 30539632), (16, 24813451), (26, 15269816), (43, 9232912), (52, 7634908), (86, 4616456), (104, 3817454), (172, 2308228), (208, 1908727), (344, 1154114), (559, 710224), (688, 577057), (1118, 355112), (2236, 177556), (4472, 88778), (8944, 44389)]