201492459

素因数分解:

$3^2\times 7^2\times {\mathrm{456899}}^1$

素因数の和:456919

約数の個数: 18

約数和(自身を含む): 338562900

約数和(自身を除く): 137070441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456899, 1370697, 3198293, 4112091, 9594879, 22388051, 28784637, 67164153, 201492459]

約数ペア:

[(1, 201492459), (3, 67164153), (7, 28784637), (9, 22388051), (21, 9594879), (49, 4112091), (63, 3198293), (147, 1370697), (441, 456899)]