156799721

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{54577}}^1$

素因数の和:54620

約数の個数: 12

約数和(自身を含む): 179779932

約数和(自身を除く): 22980211

約数列:

[1, 13, 17, 169, 221, 2873, 54577, 709501, 927809, 9223513, 12061517, 156799721]

約数ペア:

[(1, 156799721), (13, 12061517), (17, 9223513), (169, 927809), (221, 709501), (2873, 54577)]