31611976

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{113}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 69821010

約数和(自身を除く): 38209034

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 113, 121, 136, 187, 226, 242, 289, 374, 452, 484, 578, 748, 904, 968, 1156, 1243, 1496, 1921, 2057, 2312, 2486, 3179, 3842, 4114, 4972, 6358, 7684, 8228, 9944, 12716, 13673, 15368, 16456, 21131, 25432, 27346, 32657, 34969, 42262, 54692, 65314, 69938, 84524, 109384, 130628, 139876, 169048, 232441, 261256, 279752, 359227, 464882, 718454, 929764, 1436908, 1859528, 2873816, 3951497, 7902994, 15805988, 31611976]

約数ペア:

[(1, 31611976), (2, 15805988), (4, 7902994), (8, 3951497), (11, 2873816), (17, 1859528), (22, 1436908), (34, 929764), (44, 718454), (68, 464882), (88, 359227), (113, 279752), (121, 261256), (136, 232441), (187, 169048), (226, 139876), (242, 130628), (289, 109384), (374, 84524), (452, 69938), (484, 65314), (578, 54692), (748, 42262), (904, 34969), (968, 32657), (1156, 27346), (1243, 25432), (1496, 21131), (1921, 16456), (2057, 15368), (2312, 13673), (2486, 12716), (3179, 9944), (3842, 8228), (4114, 7684), (4972, 6358)]