30259745

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 39551424

約数和(自身を除く): 9291679

約数列:

[1, 5, 17, 43, 85, 215, 289, 487, 731, 1445, 2435, 3655, 8279, 12427, 20941, 41395, 62135, 104705, 140743, 355997, 703715, 1779985, 6051949, 30259745]

約数ペア:

[(1, 30259745), (5, 6051949), (17, 1779985), (43, 703715), (85, 355997), (215, 140743), (289, 104705), (487, 62135), (731, 41395), (1445, 20941), (2435, 12427), (3655, 8279)]