855415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 16

約数和(自身を含む): 1138176

約数和(自身を除く): 282761

約数列:

[1, 5, 11, 55, 103, 151, 515, 755, 1133, 1661, 5665, 8305, 15553, 77765, 171083, 855415]

約数ペア:

[(1, 855415), (5, 171083), (11, 77765), (55, 15553), (103, 8305), (151, 5665), (515, 1661), (755, 1133)]