87315991

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{13007}}^1$

素因数の和:13158

約数の個数: 12

約数和(自身を含む): 102320928

約数和(自身を除く): 15004937

約数列:

[1, 7, 49, 137, 959, 6713, 13007, 91049, 637343, 1781959, 12473713, 87315991]

約数ペア:

[(1, 87315991), (7, 12473713), (49, 1781959), (137, 637343), (959, 91049), (6713, 13007)]