31275838

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 53406720

約数和(自身を除く): 22130882

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 379, 682, 758, 1331, 2662, 3751, 4169, 7502, 8338, 11749, 23498, 41261, 45859, 82522, 91718, 129239, 258478, 504449, 1008898, 1421629, 2843258, 15637919, 31275838]

約数ペア:

[(1, 31275838), (2, 15637919), (11, 2843258), (22, 1421629), (31, 1008898), (62, 504449), (121, 258478), (242, 129239), (341, 91718), (379, 82522), (682, 45859), (758, 41261), (1331, 23498), (2662, 11749), (3751, 8338), (4169, 7502)]