166191355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{20011}}^1$

素因数の和:20178

約数の個数: 16

約数和(自身を含む): 219011328

約数和(自身を除く): 52819973

約数列:

[1, 5, 11, 55, 151, 755, 1661, 8305, 20011, 100055, 220121, 1100605, 3021661, 15108305, 33238271, 166191355]

約数ペア:

[(1, 166191355), (5, 33238271), (11, 15108305), (55, 3021661), (151, 1100605), (755, 220121), (1661, 100055), (8305, 20011)]