1620695

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 2151360

約数和(自身を除く): 530665

約数列:

[1, 5, 17, 23, 85, 115, 391, 829, 1955, 4145, 14093, 19067, 70465, 95335, 324139, 1620695]

約数ペア:

[(1, 1620695), (5, 324139), (17, 95335), (23, 70465), (85, 19067), (115, 14093), (391, 4145), (829, 1955)]