319815

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 599040

約数和(自身を除く): 279225

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 103, 115, 135, 207, 309, 345, 515, 621, 927, 1035, 1545, 2369, 2781, 3105, 4635, 7107, 11845, 13905, 21321, 35535, 63963, 106605, 319815]

約数ペア:

[(1, 319815), (3, 106605), (5, 63963), (9, 35535), (15, 21321), (23, 13905), (27, 11845), (45, 7107), (69, 4635), (103, 3105), (115, 2781), (135, 2369), (207, 1545), (309, 1035), (345, 927), (515, 621)]