2721915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{8641}}^1$

素因数の和:8659

約数の個数: 24

約数和(自身を含む): 5392608

約数和(自身を除く): 2670693

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 8641, 25923, 43205, 60487, 77769, 129615, 181461, 302435, 388845, 544383, 907305, 2721915]

約数ペア:

[(1, 2721915), (3, 907305), (5, 544383), (7, 388845), (9, 302435), (15, 181461), (21, 129615), (35, 77769), (45, 60487), (63, 43205), (105, 25923), (315, 8641)]