68821695

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89963}}^1$

素因数の和:89991

約数の個数: 24

約数和(自身を含む): 126309456

約数和(自身を除く): 57487761

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 89963, 269889, 449815, 809667, 1349445, 1529371, 4048335, 4588113, 7646855, 13764339, 22940565, 68821695]

約数ペア:

[(1, 68821695), (3, 22940565), (5, 13764339), (9, 7646855), (15, 4588113), (17, 4048335), (45, 1529371), (51, 1349445), (85, 809667), (153, 449815), (255, 269889), (765, 89963)]