218974811

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{1063}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 243817728

約数和(自身を除く): 24842917

約数列:

[1, 11, 61, 307, 671, 1063, 3377, 11693, 18727, 64843, 205997, 326341, 713273, 3589751, 19906801, 218974811]

約数ペア:

[(1, 218974811), (11, 19906801), (61, 3589751), (307, 713273), (671, 326341), (1063, 205997), (3377, 64843), (11693, 18727)]