39900785

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 51922296

約数和(自身を除く): 12021511

約数列:

[1, 5, 17, 53, 85, 265, 289, 521, 901, 1445, 2605, 4505, 8857, 15317, 27613, 44285, 76585, 138065, 150569, 469421, 752845, 2347105, 7980157, 39900785]

約数ペア:

[(1, 39900785), (5, 7980157), (17, 2347105), (53, 752845), (85, 469421), (265, 150569), (289, 138065), (521, 76585), (901, 44285), (1445, 27613), (2605, 15317), (4505, 8857)]