220172563

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:1014

約数の個数: 16

約数和(自身を含む): 240510816

約数和(自身を除く): 20338253

約数列:

[1, 13, 137, 181, 683, 1781, 2353, 8879, 24797, 93571, 123623, 322361, 1216423, 1607099, 16936351, 220172563]

約数ペア:

[(1, 220172563), (13, 16936351), (137, 1607099), (181, 1216423), (683, 322361), (1781, 123623), (2353, 93571), (8879, 24797)]