26560305

素因数分解:

$3^4\times 5^1\times {\mathrm{65581}}^1$

素因数の和:65598

約数の個数: 20

約数和(自身を含む): 47612532

約数和(自身を除く): 21052227

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65581, 196743, 327905, 590229, 983715, 1770687, 2951145, 5312061, 8853435, 26560305]

約数ペア:

[(1, 26560305), (3, 8853435), (5, 5312061), (9, 2951145), (15, 1770687), (27, 983715), (45, 590229), (81, 327905), (135, 196743), (405, 65581)]