1390806723

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{45181}}^1$

素因数の和:45546

約数の個数: 16

約数和(自身を含む): 1920054272

約数和(自身を除く): 529247549

約数列:

[1, 3, 31, 93, 331, 993, 10261, 30783, 45181, 135543, 1400611, 4201833, 14954911, 44864733, 463602241, 1390806723]

約数ペア:

[(1, 1390806723), (3, 463602241), (31, 44864733), (93, 14954911), (331, 4201833), (993, 1400611), (10261, 135543), (30783, 45181)]