18047745

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3109}}^1$

素因数の和:3166

約数の個数: 32

約数和(自身を含む): 32841600

約数和(自身を除く): 14793855

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3109, 5805, 9327, 15545, 27981, 46635, 83943, 133687, 139905, 401061, 419715, 668435, 1203183, 2005305, 3609549, 6015915, 18047745]

約数ペア:

[(1, 18047745), (3, 6015915), (5, 3609549), (9, 2005305), (15, 1203183), (27, 668435), (43, 419715), (45, 401061), (129, 139905), (135, 133687), (215, 83943), (387, 46635), (645, 27981), (1161, 15545), (1935, 9327), (3109, 5805)]