157021390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{382979}}^1$

素因数の和:383027

約数の個数: 16

約数和(自身を含む): 289532880

約数和(自身を除く): 132511490

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 382979, 765958, 1914895, 3829790, 15702139, 31404278, 78510695, 157021390]

約数ペア:

[(1, 157021390), (2, 78510695), (5, 31404278), (10, 15702139), (41, 3829790), (82, 1914895), (205, 765958), (410, 382979)]