6513615

素因数分解:

$3^6\times 5^1\times {\mathrm{1787}}^1$

素因数の和:1810

約数の個数: 28

約数和(自身を含む): 11725704

約数和(自身を除く): 5212089

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1787, 3645, 5361, 8935, 16083, 26805, 48249, 80415, 144747, 241245, 434241, 723735, 1302723, 2171205, 6513615]

約数ペア:

[(1, 6513615), (3, 2171205), (5, 1302723), (9, 723735), (15, 434241), (27, 241245), (45, 144747), (81, 80415), (135, 48249), (243, 26805), (405, 16083), (729, 8935), (1215, 5361), (1787, 3645)]