161878353

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6113}}^1$

素因数の和:6233

約数の個数: 32

約数和(自身を含む): 268429056

約数和(自身を除く): 106550703

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1261, 2037, 3783, 6113, 8827, 18339, 26481, 42791, 79469, 128373, 238407, 556283, 592961, 1668849, 1778883, 4150727, 7708493, 12452181, 23125479, 53959451, 161878353]

約数ペア:

[(1, 161878353), (3, 53959451), (7, 23125479), (13, 12452181), (21, 7708493), (39, 4150727), (91, 1778883), (97, 1668849), (273, 592961), (291, 556283), (679, 238407), (1261, 128373), (2037, 79469), (3783, 42791), (6113, 26481), (8827, 18339)]