427974399

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{15149}}^1$

素因数の和:15271

約数の個数: 24

約数和(自身を含む): 641269200

約数和(自身を除く): 213294801

約数列:

[1, 3, 9, 43, 73, 129, 219, 387, 657, 3139, 9417, 15149, 28251, 45447, 136341, 651407, 1105877, 1954221, 3317631, 5862663, 9952893, 47552711, 142658133, 427974399]

約数ペア:

[(1, 427974399), (3, 142658133), (9, 47552711), (43, 9952893), (73, 5862663), (129, 3317631), (219, 1954221), (387, 1105877), (657, 651407), (3139, 136341), (9417, 45447), (15149, 28251)]