17642907

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{13903}}^1$

素因数の和:13959

約数の個数: 16

約数和(自身を含む): 26695680

約数和(自身を除く): 9052773

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 13903, 41709, 125127, 375381, 653441, 1960323, 5880969, 17642907]

約数ペア:

[(1, 17642907), (3, 5880969), (9, 1960323), (27, 653441), (47, 375381), (141, 125127), (423, 41709), (1269, 13903)]