15421212

素因数分解:

$2^2\times 3^3\times {\mathrm{142789}}^1$

素因数の和:142802

約数の個数: 24

約数和(自身を含む): 39981200

約数和(自身を除く): 24559988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 142789, 285578, 428367, 571156, 856734, 1285101, 1713468, 2570202, 3855303, 5140404, 7710606, 15421212]

約数ペア:

[(1, 15421212), (2, 7710606), (3, 5140404), (4, 3855303), (6, 2570202), (9, 1713468), (12, 1285101), (18, 856734), (27, 571156), (36, 428367), (54, 285578), (108, 142789)]