16964811

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 25159680

約数和(自身を除く): 8194869

約数列:

[1, 3, 9, 71, 139, 191, 213, 417, 573, 639, 1251, 1719, 9869, 13561, 26549, 29607, 40683, 79647, 88821, 122049, 238941, 1884979, 5654937, 16964811]

約数ペア:

[(1, 16964811), (3, 5654937), (9, 1884979), (71, 238941), (139, 122049), (191, 88821), (213, 79647), (417, 40683), (573, 29607), (639, 26549), (1251, 13561), (1719, 9869)]