12278665

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 17893440

約数和(自身を除く): 5614775

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2179, 5635, 10895, 15253, 50117, 76265, 106771, 250585, 350819, 533855, 1754095, 2455733, 12278665]

約数ペア:

[(1, 12278665), (5, 2455733), (7, 1754095), (23, 533855), (35, 350819), (49, 250585), (115, 106771), (161, 76265), (245, 50117), (805, 15253), (1127, 10895), (2179, 5635)]