858807639

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{811}}^1\times {\mathrm{1213}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 1255868432

約数和(自身を除く): 397060793

約数列:

[1, 3, 9, 97, 291, 811, 873, 1213, 2433, 3639, 7299, 10917, 78667, 117661, 236001, 352983, 708003, 983743, 1058949, 2951229, 8853687, 95423071, 286269213, 858807639]

約数ペア:

[(1, 858807639), (3, 286269213), (9, 95423071), (97, 8853687), (291, 2951229), (811, 1058949), (873, 983743), (1213, 708003), (2433, 352983), (3639, 236001), (7299, 117661), (10917, 78667)]