12899745

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1657}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 22502376

約数和(自身を除く): 9602631

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 1657, 2595, 4971, 7785, 8285, 14913, 24855, 74565, 286661, 859983, 1433305, 2579949, 4299915, 12899745]

約数ペア:

[(1, 12899745), (3, 4299915), (5, 2579949), (9, 1433305), (15, 859983), (45, 286661), (173, 74565), (519, 24855), (865, 14913), (1557, 8285), (1657, 7785), (2595, 4971)]