31473785

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 47402496

約数和(自身を除く): 15928711

約数列:

[1, 5, 7, 19, 35, 47, 53, 95, 133, 235, 265, 329, 361, 371, 665, 893, 1007, 1645, 1805, 1855, 2491, 2527, 4465, 5035, 6251, 7049, 12455, 12635, 16967, 17437, 19133, 31255, 35245, 47329, 84835, 87185, 95665, 118769, 133931, 236645, 331303, 593845, 669655, 899251, 1656515, 4496255, 6294757, 31473785]

約数ペア:

[(1, 31473785), (5, 6294757), (7, 4496255), (19, 1656515), (35, 899251), (47, 669655), (53, 593845), (95, 331303), (133, 236645), (235, 133931), (265, 118769), (329, 95665), (361, 87185), (371, 84835), (665, 47329), (893, 35245), (1007, 31255), (1645, 19133), (1805, 17437), (1855, 16967), (2491, 12635), (2527, 12455), (4465, 7049), (5035, 6251)]