51531255

素因数分解:

$3^3\times 5^1\times {\mathrm{381713}}^1$

素因数の和:381727

約数の個数: 16

約数和(自身を含む): 91611360

約数和(自身を除く): 40080105

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 381713, 1145139, 1908565, 3435417, 5725695, 10306251, 17177085, 51531255]

約数ペア:

[(1, 51531255), (3, 17177085), (5, 10306251), (9, 5725695), (15, 3435417), (27, 1908565), (45, 1145139), (135, 381713)]