51388374961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{21067}}^1$

素因数の和:21565

約数の個数: 32

約数和(自身を含む): 65044500480

約数和(自身を除く): 13656125519

約数列:

[1, 7, 11, 77, 79, 401, 553, 869, 2807, 4411, 6083, 21067, 30877, 31679, 147469, 221753, 231737, 348469, 1622159, 1664293, 2439283, 8447867, 11650051, 18307223, 59135069, 92926537, 128150561, 650485759, 667381493, 4671670451, 7341196423, 51388374961]

約数ペア:

[(1, 51388374961), (7, 7341196423), (11, 4671670451), (77, 667381493), (79, 650485759), (401, 128150561), (553, 92926537), (869, 59135069), (2807, 18307223), (4411, 11650051), (6083, 8447867), (21067, 2439283), (30877, 1664293), (31679, 1622159), (147469, 348469), (221753, 231737)]