201681311

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 222048288

約数和(自身を除く): 20366977

約数列:

[1, 13, 61, 197, 793, 1291, 2561, 12017, 16783, 78751, 156221, 254327, 1023763, 3306251, 15513947, 201681311]

約数ペア:

[(1, 201681311), (13, 15513947), (61, 3306251), (197, 1023763), (793, 254327), (1291, 156221), (2561, 78751), (12017, 16783)]