387518905

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{1889}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 471517200

約数和(自身を除く): 83998295

約数列:

[1, 5, 89, 445, 461, 1889, 2305, 9445, 41029, 168121, 205145, 840605, 870829, 4354145, 77503781, 387518905]

約数ペア:

[(1, 387518905), (5, 77503781), (89, 4354145), (445, 870829), (461, 840605), (1889, 205145), (2305, 168121), (9445, 41029)]