68309145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89293}}^1$

素因数の和:89321

約数の個数: 24

約数和(自身を含む): 125368776

約数和(自身を除く): 57059631

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 89293, 267879, 446465, 803637, 1339395, 1517981, 4018185, 4553943, 7589905, 13661829, 22769715, 68309145]

約数ペア:

[(1, 68309145), (3, 22769715), (5, 13661829), (9, 7589905), (15, 4553943), (17, 4018185), (45, 1517981), (51, 1339395), (85, 803637), (153, 446465), (255, 267879), (765, 89293)]