64388259

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1559}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 100507680

約数和(自身を除く): 36119421

約数列:

[1, 3, 9, 13, 39, 117, 353, 1059, 1559, 3177, 4589, 4677, 13767, 14031, 20267, 41301, 60801, 182403, 550327, 1650981, 4952943, 7154251, 21462753, 64388259]

約数ペア:

[(1, 64388259), (3, 21462753), (9, 7154251), (13, 4952943), (39, 1650981), (117, 550327), (353, 182403), (1059, 60801), (1559, 41301), (3177, 20267), (4589, 14031), (4677, 13767)]