28369532009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{169339}}^1$

素因数の和:169629

約数の個数: 24

約数和(自身を含む): 35675196480

約数和(自身を除く): 7305664471

約数列:

[1, 7, 13, 49, 91, 263, 637, 1841, 3419, 12887, 23933, 167531, 169339, 1185373, 2201407, 8297611, 15409849, 44536157, 107868943, 311753099, 578970041, 2182271693, 4052790287, 28369532009]

約数ペア:

[(1, 28369532009), (7, 4052790287), (13, 2182271693), (49, 578970041), (91, 311753099), (263, 107868943), (637, 44536157), (1841, 15409849), (3419, 8297611), (12887, 2201407), (23933, 1185373), (167531, 169339)]