171489790

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{11071}}^1$

素因数の和:12627

約数の個数: 16

約数和(自身を含む): 308908800

約数和(自身を除く): 137419010

約数列:

[1, 2, 5, 10, 1549, 3098, 7745, 11071, 15490, 22142, 55355, 110710, 17148979, 34297958, 85744895, 171489790]

約数ペア:

[(1, 171489790), (2, 85744895), (5, 34297958), (10, 17148979), (1549, 110710), (3098, 55355), (7745, 22142), (11071, 15490)]