643764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{4877}}^1$

素因数の和:4895

約数の個数: 24

約数和(自身を含む): 1639008

約数和(自身を除く): 995244

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 4877, 9754, 14631, 19508, 29262, 53647, 58524, 107294, 160941, 214588, 321882, 643764]

約数ペア:

[(1, 643764), (2, 321882), (3, 214588), (4, 160941), (6, 107294), (11, 58524), (12, 53647), (22, 29262), (33, 19508), (44, 14631), (66, 9754), (132, 4877)]