131949886

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{5309}}^1$

素因数の和:5388

約数の個数: 24

約数和(自身を含む): 215182440

約数和(自身を除く): 83232554

約数列:

[1, 2, 17, 34, 43, 86, 289, 578, 731, 1462, 5309, 10618, 12427, 24854, 90253, 180506, 228287, 456574, 1534301, 3068602, 3880879, 7761758, 65974943, 131949886]

約数ペア:

[(1, 131949886), (2, 65974943), (17, 7761758), (34, 3880879), (43, 3068602), (86, 1534301), (289, 456574), (578, 228287), (731, 180506), (1462, 90253), (5309, 24854), (10618, 12427)]