148131431

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21397}}^1$

素因数の和:21470

約数の個数: 16

約数和(自身を含む): 180770304

約数和(自身を除く): 32638873

約数列:

[1, 7, 23, 43, 161, 301, 989, 6923, 21397, 149779, 492131, 920071, 3444917, 6440497, 21161633, 148131431]

約数ペア:

[(1, 148131431), (7, 21161633), (23, 6440497), (43, 3444917), (161, 920071), (301, 492131), (989, 149779), (6923, 21397)]