15109857

素因数分解:

$3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{643}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 25049024

約数和(自身を除く): 9939167

約数列:

[1, 3, 7, 9, 21, 63, 373, 643, 1119, 1929, 2611, 3357, 4501, 5787, 7833, 13503, 23499, 40509, 239839, 719517, 1678873, 2158551, 5036619, 15109857]

約数ペア:

[(1, 15109857), (3, 5036619), (7, 2158551), (9, 1678873), (21, 719517), (63, 239839), (373, 40509), (643, 23499), (1119, 13503), (1929, 7833), (2611, 5787), (3357, 4501)]