16236891

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 25711920

約数和(自身を除く): 9475029

約数列:

[1, 3, 9, 11, 33, 99, 401, 409, 1203, 1227, 3609, 3681, 4411, 4499, 13233, 13497, 39699, 40491, 164009, 492027, 1476081, 1804099, 5412297, 16236891]

約数ペア:

[(1, 16236891), (3, 5412297), (9, 1804099), (11, 1476081), (33, 492027), (99, 164009), (401, 40491), (409, 39699), (1203, 13497), (1227, 13233), (3609, 4499), (3681, 4411)]