13781973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5623}}^1$

素因数の和:5688

約数の個数: 16

約数和(自身を含む): 19796480

約数和(自身を除く): 6014507

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 5623, 16869, 106837, 241789, 320511, 725367, 4593991, 13781973]

約数ペア:

[(1, 13781973), (3, 4593991), (19, 725367), (43, 320511), (57, 241789), (129, 106837), (817, 16869), (2451, 5623)]