18217107

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 27085968

約数和(自身を除く): 8868861

約数列:

[1, 3, 9, 53, 159, 181, 211, 477, 543, 633, 1629, 1899, 9593, 11183, 28779, 33549, 38191, 86337, 100647, 114573, 343719, 2024123, 6072369, 18217107]

約数ペア:

[(1, 18217107), (3, 6072369), (9, 2024123), (53, 343719), (159, 114573), (181, 100647), (211, 86337), (477, 38191), (543, 33549), (633, 28779), (1629, 11183), (1899, 9593)]