31389293

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{821}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 36043056

約数和(自身を除く): 4653763

約数列:

[1, 13, 17, 173, 221, 821, 2249, 2941, 10673, 13957, 38233, 142033, 181441, 1846429, 2414561, 31389293]

約数ペア:

[(1, 31389293), (13, 2414561), (17, 1846429), (173, 181441), (221, 142033), (821, 38233), (2249, 13957), (2941, 10673)]