12259755

素因数分解:

$3^4\times 5^1\times {\mathrm{30271}}^1$

素因数の和:30288

約数の個数: 20

約数和(自身を含む): 21977472

約数和(自身を除く): 9717717

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30271, 90813, 151355, 272439, 454065, 817317, 1362195, 2451951, 4086585, 12259755]

約数ペア:

[(1, 12259755), (3, 4086585), (5, 2451951), (9, 1362195), (15, 817317), (27, 454065), (45, 272439), (81, 151355), (135, 90813), (405, 30271)]