91681863

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8191}}^1$

素因数の和:8255

約数の個数: 32

約数和(自身を含む): 154140672

約数和(自身を除く): 62458809

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 8191, 11193, 24573, 57337, 106483, 172011, 319449, 335831, 745381, 1007493, 2236143, 2350817, 4365803, 7052451, 13097409, 30560621, 91681863]

約数ペア:

[(1, 91681863), (3, 30560621), (7, 13097409), (13, 7052451), (21, 4365803), (39, 2350817), (41, 2236143), (91, 1007493), (123, 745381), (273, 335831), (287, 319449), (533, 172011), (861, 106483), (1599, 57337), (3731, 24573), (8191, 11193)]