86686775

素因数分解:

$5^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1307}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 123265920

約数和(自身を除く): 36579145

約数列:

[1, 5, 7, 25, 35, 175, 379, 1307, 1895, 2653, 6535, 9149, 9475, 13265, 32675, 45745, 66325, 228725, 495353, 2476765, 3467471, 12383825, 17337355, 86686775]

約数ペア:

[(1, 86686775), (5, 17337355), (7, 12383825), (25, 3467471), (35, 2476765), (175, 495353), (379, 228725), (1307, 66325), (1895, 45745), (2653, 32675), (6535, 13265), (9149, 9475)]