8140215

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{821}}^1$

素因数の和:1490

約数の個数: 16

約数和(自身を含む): 13059936

約数和(自身を除く): 4919721

約数列:

[1, 3, 5, 15, 661, 821, 1983, 2463, 3305, 4105, 9915, 12315, 542681, 1628043, 2713405, 8140215]

約数ペア:

[(1, 8140215), (3, 2713405), (5, 1628043), (15, 542681), (661, 12315), (821, 9915), (1983, 4105), (2463, 3305)]