31438381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 34909056

約数和(自身を除く): 3470675

約数列:

[1, 13, 53, 103, 443, 689, 1339, 5459, 5759, 23479, 45629, 70967, 305227, 593177, 2418337, 31438381]

約数ペア:

[(1, 31438381), (13, 2418337), (53, 593177), (103, 305227), (443, 70967), (689, 45629), (1339, 23479), (5459, 5759)]