12387555

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5857}}^1$

素因数の和:5915

約数の個数: 24

約数和(自身を含む): 21932352

約数和(自身を除く): 9544797

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 5857, 17571, 29285, 52713, 87855, 263565, 275279, 825837, 1376395, 2477511, 4129185, 12387555]

約数ペア:

[(1, 12387555), (3, 4129185), (5, 2477511), (9, 1376395), (15, 825837), (45, 275279), (47, 263565), (141, 87855), (235, 52713), (423, 29285), (705, 17571), (2115, 5857)]