31717210

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{1321}}^1$

素因数の和:1356

約数の個数: 40

約数和(自身を含む): 66652596

約数和(自身を除く): 34935386

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1321, 1715, 2401, 2642, 3430, 4802, 6605, 9247, 12005, 13210, 18494, 24010, 46235, 64729, 92470, 129458, 323645, 453103, 647290, 906206, 2265515, 3171721, 4531030, 6343442, 15858605, 31717210]

約数ペア:

[(1, 31717210), (2, 15858605), (5, 6343442), (7, 4531030), (10, 3171721), (14, 2265515), (35, 906206), (49, 647290), (70, 453103), (98, 323645), (245, 129458), (343, 92470), (490, 64729), (686, 46235), (1321, 24010), (1715, 18494), (2401, 13210), (2642, 12005), (3430, 9247), (4802, 6605)]