12139905

素因数分解:

$3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1609}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 19474560

約数和(自身を除く): 7334655

約数列:

[1, 3, 5, 15, 503, 1509, 1609, 2515, 4827, 7545, 8045, 24135, 809327, 2427981, 4046635, 12139905]

約数ペア:

[(1, 12139905), (3, 4046635), (5, 2427981), (15, 809327), (503, 24135), (1509, 8045), (1609, 7545), (2515, 4827)]