7989428

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 14340480

約数和(自身を除く): 6351052

約数列:

[1, 2, 4, 79, 131, 158, 193, 262, 316, 386, 524, 772, 10349, 15247, 20698, 25283, 30494, 41396, 50566, 60988, 101132, 1997357, 3994714, 7989428]

約数ペア:

[(1, 7989428), (2, 3994714), (4, 1997357), (79, 101132), (131, 60988), (158, 50566), (193, 41396), (262, 30494), (316, 25283), (386, 20698), (524, 15247), (772, 10349)]