55111538

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{1021}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 83775384

約数和(自身を除く): 28663846

約数列:

[1, 2, 137, 197, 274, 394, 1021, 2042, 26989, 53978, 139877, 201137, 279754, 402274, 27555769, 55111538]

約数ペア:

[(1, 55111538), (2, 27555769), (137, 402274), (197, 279754), (274, 201137), (394, 139877), (1021, 53978), (2042, 26989)]