20172217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{941}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 23263632

約数和(自身を除く): 3091415

約数列:

[1, 13, 17, 97, 221, 941, 1261, 1649, 12233, 15997, 21437, 91277, 207961, 1186601, 1551709, 20172217]

約数ペア:

[(1, 20172217), (13, 1551709), (17, 1186601), (97, 207961), (221, 91277), (941, 21437), (1261, 15997), (1649, 12233)]