15705562490

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11988979}}^1$

素因数の和:11989117

約数の個数: 16

約数和(自身を含む): 28485816480

約数和(自身を除く): 12780253990

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 11988979, 23977958, 59944895, 119889790, 1570556249, 3141112498, 7852781245, 15705562490]

約数ペア:

[(1, 15705562490), (2, 7852781245), (5, 3141112498), (10, 1570556249), (131, 119889790), (262, 59944895), (655, 23977958), (1310, 11988979)]