1621167255

素因数分解:

$3^2\times 5^1\times {\mathrm{8171}}^1\times {\mathrm{4409}}^1$

素因数の和:12591

約数の個数: 24

約数和(自身を含む): 2811004560

約数和(自身を除く): 1189837305

約数列:

[1, 3, 5, 9, 15, 45, 4409, 8171, 13227, 22045, 24513, 39681, 40855, 66135, 73539, 122565, 198405, 367695, 36025939, 108077817, 180129695, 324233451, 540389085, 1621167255]

約数ペア:

[(1, 1621167255), (3, 540389085), (5, 324233451), (9, 180129695), (15, 108077817), (45, 36025939), (4409, 367695), (8171, 198405), (13227, 122565), (22045, 73539), (24513, 66135), (39681, 40855)]