399337822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{9967}}^1$

素因数の和:10072

約数の個数: 32

約数和(自身を含む): 683246592

約数和(自身を除く): 283908770

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1742, 3082, 9967, 19934, 20033, 40066, 129571, 229241, 259142, 458482, 667789, 1335578, 2980133, 5960266, 8681257, 15359147, 17362514, 30718294, 199668911, 399337822]

約数ペア:

[(1, 399337822), (2, 199668911), (13, 30718294), (23, 17362514), (26, 15359147), (46, 8681257), (67, 5960266), (134, 2980133), (299, 1335578), (598, 667789), (871, 458482), (1541, 259142), (1742, 229241), (3082, 129571), (9967, 40066), (19934, 20033)]