2171155

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 3265920

約数和(自身を除く): 1094765

約数列:

[1, 5, 7, 17, 35, 41, 85, 89, 119, 205, 287, 445, 595, 623, 697, 1435, 1513, 3115, 3485, 3649, 4879, 7565, 10591, 18245, 24395, 25543, 52955, 62033, 127715, 310165, 434231, 2171155]

約数ペア:

[(1, 2171155), (5, 434231), (7, 310165), (17, 127715), (35, 62033), (41, 52955), (85, 25543), (89, 24395), (119, 18245), (205, 10591), (287, 7565), (445, 4879), (595, 3649), (623, 3485), (697, 3115), (1435, 1513)]