30758889

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 50079744

約数和(自身を除く): 19320855

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 1481, 2967, 4443, 6923, 10367, 20769, 31101, 34063, 63683, 102189, 191049, 238441, 445781, 715323, 1337343, 1464709, 4394127, 10252963, 30758889]

約数ペア:

[(1, 30758889), (3, 10252963), (7, 4394127), (21, 1464709), (23, 1337343), (43, 715323), (69, 445781), (129, 238441), (161, 191049), (301, 102189), (483, 63683), (903, 34063), (989, 31101), (1481, 20769), (2967, 10367), (4443, 6923)]