291225155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{32233}}^1$

素因数の和:32390

約数の個数: 16

約数和(自身を含む): 379071840

約数和(自身を除く): 87846685

約数列:

[1, 5, 13, 65, 139, 695, 1807, 9035, 32233, 161165, 419029, 2095145, 4480387, 22401935, 58245031, 291225155]

約数ペア:

[(1, 291225155), (5, 58245031), (13, 22401935), (65, 4480387), (139, 2095145), (695, 419029), (1807, 161165), (9035, 32233)]