87905363

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{137999}}^1$

素因数の和:138026

約数の個数: 12

約数和(自身を含む): 110124000

約数和(自身を除く): 22218637

約数列:

[1, 7, 13, 49, 91, 637, 137999, 965993, 1793987, 6761951, 12557909, 87905363]

約数ペア:

[(1, 87905363), (7, 12557909), (13, 6761951), (49, 1793987), (91, 965993), (637, 137999)]