12781021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1092

約数の個数: 16

約数和(自身を含む): 14796288

約数和(自身を除く): 2015267

約数列:

[1, 11, 31, 37, 341, 407, 1013, 1147, 11143, 12617, 31403, 37481, 345433, 412291, 1161911, 12781021]

約数ペア:

[(1, 12781021), (11, 1161911), (31, 412291), (37, 345433), (341, 37481), (407, 31403), (1013, 12617), (1147, 11143)]