389538961

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{6199}}^1$

素因数の和:6444

約数の個数: 16

約数和(自身を含む): 457113600

約数和(自身を除く): 67574639

約数列:

[1, 7, 47, 191, 329, 1337, 6199, 8977, 43393, 62839, 291353, 1184009, 2039471, 8288063, 55648423, 389538961]

約数ペア:

[(1, 389538961), (7, 55648423), (47, 8288063), (191, 2039471), (329, 1184009), (1337, 291353), (6199, 62839), (8977, 43393)]