161227566721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25561}}^1\times {\mathrm{28541}}^1$

素因数の和:54132

約数の個数: 16

約数和(自身を含む): 183856832208

約数和(自身を除く): 22629265487

約数列:

[1, 13, 17, 221, 25561, 28541, 332293, 371033, 434537, 485197, 5648981, 6307561, 729536501, 9483974513, 12402120517, 161227566721]

約数ペア:

[(1, 161227566721), (13, 12402120517), (17, 9483974513), (221, 729536501), (25561, 6307561), (28541, 5648981), (332293, 485197), (371033, 434537)]