28161738

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{142231}}^1$

素因数の和:142250

約数の個数: 24

約数和(自身を含む): 66564576

約数和(自身を除く): 38402838

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 142231, 284462, 426693, 853386, 1280079, 1564541, 2560158, 3129082, 4693623, 9387246, 14080869, 28161738]

約数ペア:

[(1, 28161738), (2, 14080869), (3, 9387246), (6, 4693623), (9, 3129082), (11, 2560158), (18, 1564541), (22, 1280079), (33, 853386), (66, 426693), (99, 284462), (198, 142231)]