519398257

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{2393}}^1$

素因数の和:2808

約数の個数: 16

約数和(自身を含む): 601679232

約数和(自身を除く): 82280975

約数列:

[1, 7, 101, 307, 707, 2149, 2393, 16751, 31007, 217049, 241693, 734651, 1691851, 5142557, 74199751, 519398257]

約数ペア:

[(1, 519398257), (7, 74199751), (101, 5142557), (307, 1691851), (707, 734651), (2149, 241693), (2393, 217049), (16751, 31007)]