211231371

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{55837}}^1$

素因数の和:55950

約数の個数: 16

約数和(自身を含む): 306438944

約数和(自身を除く): 95207573

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 55837, 167511, 725881, 2177643, 5416189, 16248567, 70410457, 211231371]

約数ペア:

[(1, 211231371), (3, 70410457), (13, 16248567), (39, 5416189), (97, 2177643), (291, 725881), (1261, 167511), (3783, 55837)]