12189815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{883}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 16039296

約数和(自身を除く): 3849481

約数列:

[1, 5, 11, 55, 251, 883, 1255, 2761, 4415, 9713, 13805, 48565, 221633, 1108165, 2437963, 12189815]

約数ペア:

[(1, 12189815), (5, 2437963), (11, 1108165), (55, 221633), (251, 48565), (883, 13805), (1255, 9713), (2761, 4415)]