853881

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 1321344

約数和(自身を除く): 467463

約数列:

[1, 3, 7, 21, 73, 219, 511, 557, 1533, 1671, 3899, 11697, 40661, 121983, 284627, 853881]

約数ペア:

[(1, 853881), (3, 284627), (7, 121983), (21, 40661), (73, 11697), (219, 3899), (511, 1671), (557, 1533)]