31428079

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 16

約数和(自身を含む): 33454080

約数和(自身を除く): 2026001

約数列:

[1, 31, 71, 109, 131, 2201, 3379, 4061, 7739, 9301, 14279, 239909, 288331, 442649, 1013809, 31428079]

約数ペア:

[(1, 31428079), (31, 1013809), (71, 442649), (109, 288331), (131, 239909), (2201, 14279), (3379, 9301), (4061, 7739)]