8439137

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 10511424

約数和(自身を除く): 2072287

約数列:

[1, 7, 23, 43, 53, 161, 301, 371, 529, 989, 1219, 2279, 3703, 6923, 8533, 15953, 22747, 28037, 52417, 159229, 196259, 366919, 1205591, 8439137]

約数ペア:

[(1, 8439137), (7, 1205591), (23, 366919), (43, 196259), (53, 159229), (161, 52417), (301, 28037), (371, 22747), (529, 15953), (989, 8533), (1219, 6923), (2279, 3703)]