31212808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 65749680

約数和(自身を除く): 34536872

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 211, 328, 422, 451, 844, 902, 1681, 1688, 1804, 2321, 3362, 3608, 4642, 6724, 8651, 9284, 13448, 17302, 18491, 18568, 34604, 36982, 69208, 73964, 95161, 147928, 190322, 354691, 380644, 709382, 761288, 1418764, 2837528, 3901601, 7803202, 15606404, 31212808]

約数ペア:

[(1, 31212808), (2, 15606404), (4, 7803202), (8, 3901601), (11, 2837528), (22, 1418764), (41, 761288), (44, 709382), (82, 380644), (88, 354691), (164, 190322), (211, 147928), (328, 95161), (422, 73964), (451, 69208), (844, 36982), (902, 34604), (1681, 18568), (1688, 18491), (1804, 17302), (2321, 13448), (3362, 9284), (3608, 8651), (4642, 6724)]