221410541

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{1061}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 246519936

約数和(自身を除く): 25109395

約数列:

[1, 11, 61, 311, 671, 1061, 3421, 11671, 18971, 64721, 208681, 329971, 711931, 3629681, 20128231, 221410541]

約数ペア:

[(1, 221410541), (11, 20128231), (61, 3629681), (311, 711931), (671, 329971), (1061, 208681), (3421, 64721), (11671, 18971)]