2791009

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 3244752

約数和(自身を除く): 453743

約数列:

[1, 13, 17, 73, 173, 221, 949, 1241, 2249, 2941, 12629, 16133, 38233, 164177, 214693, 2791009]

約数ペア:

[(1, 2791009), (13, 214693), (17, 164177), (73, 38233), (173, 16133), (221, 12629), (949, 2941), (1241, 2249)]