218974769

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{1889}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 243326160

約数和(自身を除く): 24351391

約数列:

[1, 13, 37, 241, 481, 1889, 3133, 8917, 24557, 69893, 115921, 455249, 908609, 5918237, 16844213, 218974769]

約数ペア:

[(1, 218974769), (13, 16844213), (37, 5918237), (241, 908609), (481, 455249), (1889, 115921), (3133, 69893), (8917, 24557)]