3999625

素因数分解:

$5^3\times 7^2\times {\mathrm{653}}^1$

素因数の和:682

約数の個数: 24

約数和(自身を含む): 5815368

約数和(自身を除く): 1815743

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 653, 875, 1225, 3265, 4571, 6125, 16325, 22855, 31997, 81625, 114275, 159985, 571375, 799925, 3999625]

約数ペア:

[(1, 3999625), (5, 799925), (7, 571375), (25, 159985), (35, 114275), (49, 81625), (125, 31997), (175, 22855), (245, 16325), (653, 6125), (875, 4571), (1225, 3265)]