22397765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 30387840

約数和(自身を除く): 7990075

約数列:

[1, 5, 13, 37, 65, 67, 139, 185, 335, 481, 695, 871, 1807, 2405, 2479, 4355, 5143, 9035, 9313, 12395, 25715, 32227, 46565, 66859, 121069, 161135, 334295, 344581, 605345, 1722905, 4479553, 22397765]

約数ペア:

[(1, 22397765), (5, 4479553), (13, 1722905), (37, 605345), (65, 344581), (67, 334295), (139, 161135), (185, 121069), (335, 66859), (481, 46565), (695, 32227), (871, 25715), (1807, 12395), (2405, 9313), (2479, 9035), (4355, 5143)]