12497372217

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1777973}}^1$

素因数の和:1778061

約数の個数: 24

約数和(自身を含む): 19970203968

約数和(自身を除く): 7472831751

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 1777973, 5333919, 16001757, 19557703, 58673109, 126236083, 176019327, 378708249, 1136124747, 1388596913, 4165790739, 12497372217]

約数ペア:

[(1, 12497372217), (3, 4165790739), (9, 1388596913), (11, 1136124747), (33, 378708249), (71, 176019327), (99, 126236083), (213, 58673109), (639, 19557703), (781, 16001757), (2343, 5333919), (7029, 1777973)]