31051125

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3971

約数の個数: 48

約数和(自身を含む): 63987456

約数和(自身を除く): 32936331

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 3943, 7875, 11829, 19715, 27601, 35487, 59145, 82803, 98575, 138005, 177435, 248409, 295725, 414015, 492875, 690025, 887175, 1242045, 1478625, 2070075, 3450125, 4435875, 6210225, 10350375, 31051125]

約数ペア:

[(1, 31051125), (3, 10350375), (5, 6210225), (7, 4435875), (9, 3450125), (15, 2070075), (21, 1478625), (25, 1242045), (35, 887175), (45, 690025), (63, 492875), (75, 414015), (105, 295725), (125, 248409), (175, 177435), (225, 138005), (315, 98575), (375, 82803), (525, 59145), (875, 35487), (1125, 27601), (1575, 19715), (2625, 11829), (3943, 7875)]