15330987

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6577}}^1$

素因数の和:6627

約数の個数: 24

約数和(自身を含む): 25996256

約数和(自身を除く): 10665269

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 6577, 19731, 46039, 59193, 138117, 243349, 414351, 730047, 1703443, 2190141, 5110329, 15330987]

約数ペア:

[(1, 15330987), (3, 5110329), (7, 2190141), (9, 1703443), (21, 730047), (37, 414351), (63, 243349), (111, 138117), (259, 59193), (333, 46039), (777, 19731), (2331, 6577)]