11656815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2689}}^1$

素因数の和:2731

約数の個数: 24

約数和(自身を含む): 19819920

約数和(自身を除く): 8163105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 2689, 4335, 8067, 13445, 40335, 45713, 137139, 228565, 685695, 777121, 2331363, 3885605, 11656815]

約数ペア:

[(1, 11656815), (3, 3885605), (5, 2331363), (15, 777121), (17, 685695), (51, 228565), (85, 137139), (255, 45713), (289, 40335), (867, 13445), (1445, 8067), (2689, 4335)]