219982005

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{9241}}^1$

素因数の和:9298

約数の個数: 36

約数和(自身を含む): 398644428

約数和(自身を除く): 178662423

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1587, 2645, 4761, 7935, 9241, 23805, 27723, 46205, 83169, 138615, 212543, 415845, 637629, 1062715, 1912887, 3188145, 4888489, 9564435, 14665467, 24442445, 43996401, 73327335, 219982005]

約数ペア:

[(1, 219982005), (3, 73327335), (5, 43996401), (9, 24442445), (15, 14665467), (23, 9564435), (45, 4888489), (69, 3188145), (115, 1912887), (207, 1062715), (345, 637629), (529, 415845), (1035, 212543), (1587, 138615), (2645, 83169), (4761, 46205), (7935, 27723), (9241, 23805)]