15154839

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{821}}^1$

素因数の和:1127

約数の個数: 24

約数和(自身を含む): 25133472

約数和(自身を除く): 9978633

約数列:

[1, 3, 7, 9, 21, 63, 293, 821, 879, 2051, 2463, 2637, 5747, 6153, 7389, 17241, 18459, 51723, 240553, 721659, 1683871, 2164977, 5051613, 15154839]

約数ペア:

[(1, 15154839), (3, 5051613), (7, 2164977), (9, 1683871), (21, 721659), (63, 240553), (293, 51723), (821, 18459), (879, 17241), (2051, 7389), (2463, 6153), (2637, 5747)]