1388973728907

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{719}}^1\times {\mathrm{1933747}}^1$

素因数の和:1934512

約数の個数: 32

約数和(自身を含む): 2116293811200

約数和(自身を除く): 727320082293

約数列:

[1, 3, 9, 27, 37, 111, 333, 719, 999, 2157, 6471, 19413, 26603, 79809, 239427, 718281, 1933747, 5801241, 17403723, 52211169, 71548639, 214645917, 643937751, 1390364093, 1931813253, 4171092279, 12513276837, 37539830511, 51443471441, 154330414323, 462991242969, 1388973728907]

約数ペア:

[(1, 1388973728907), (3, 462991242969), (9, 154330414323), (27, 51443471441), (37, 37539830511), (111, 12513276837), (333, 4171092279), (719, 1931813253), (999, 1390364093), (2157, 643937751), (6471, 214645917), (19413, 71548639), (26603, 52211169), (79809, 17403723), (239427, 5801241), (718281, 1933747)]