55509905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4021}}^1$

素因数の和:4288

約数の個数: 16

約数和(自身を含む): 72975168

約数和(自身を除く): 17465263

約数列:

[1, 5, 11, 55, 251, 1255, 2761, 4021, 13805, 20105, 44231, 221155, 1009271, 5046355, 11101981, 55509905]

約数ペア:

[(1, 55509905), (5, 11101981), (11, 5046355), (55, 1009271), (251, 221155), (1255, 44231), (2761, 20105), (4021, 13805)]