12387915

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11969}}^1$

素因数の和:12003

約数の個数: 24

約数和(自身を含む): 22407840

約数和(自身を除く): 10019925

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 11969, 35907, 59845, 107721, 179535, 275287, 538605, 825861, 1376435, 2477583, 4129305, 12387915]

約数ペア:

[(1, 12387915), (3, 4129305), (5, 2477583), (9, 1376435), (15, 825861), (23, 538605), (45, 275287), (69, 179535), (115, 107721), (207, 59845), (345, 35907), (1035, 11969)]