291244716217

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{102913}}^1$

素因数の和:103297

約数の個数: 32

約数和(自身を含む): 362665642752

約数和(自身を除く): 71420926535

約数列:

[1, 7, 13, 91, 137, 227, 959, 1589, 1781, 2951, 12467, 20657, 31099, 102913, 217693, 404287, 720391, 1337869, 2830009, 9365083, 14099081, 23361251, 98693567, 163528757, 183288053, 303696263, 1283016371, 2125873841, 3200491387, 22403439709, 41606388031, 291244716217]

約数ペア:

[(1, 291244716217), (7, 41606388031), (13, 22403439709), (91, 3200491387), (137, 2125873841), (227, 1283016371), (959, 303696263), (1589, 183288053), (1781, 163528757), (2951, 98693567), (12467, 23361251), (20657, 14099081), (31099, 9365083), (102913, 2830009), (217693, 1337869), (404287, 720391)]