1285381713

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{327319}}^1$

素因数の和:327357

約数の個数: 32

約数和(自身を含む): 2262435840

約数和(自身を除く): 977054127

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 327319, 981957, 2291233, 3600509, 5564423, 6873699, 10801527, 16693269, 25203563, 38950961, 61208653, 75610689, 116852883, 183625959, 428460571, 1285381713]

約数ペア:

[(1, 1285381713), (3, 428460571), (7, 183625959), (11, 116852883), (17, 75610689), (21, 61208653), (33, 38950961), (51, 25203563), (77, 16693269), (119, 10801527), (187, 6873699), (231, 5564423), (357, 3600509), (561, 2291233), (1309, 981957), (3927, 327319)]