64865285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{17747}}^1$

素因数の和:17812

約数の個数: 16

約数和(自身を含む): 84338496

約数和(自身を除く): 19473211

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 17747, 88735, 301699, 763121, 1508495, 3815605, 12973057, 64865285]

約数ペア:

[(1, 64865285), (5, 12973057), (17, 3815605), (43, 1508495), (85, 763121), (215, 301699), (731, 88735), (3655, 17747)]