9812005

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1429

約数の個数: 24

約数和(自身を含む): 14179320

約数和(自身を除く): 4367315

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1381, 1421, 6905, 7105, 9667, 40049, 48335, 67669, 200245, 280343, 338345, 1401715, 1962401, 9812005]

約数ペア:

[(1, 9812005), (5, 1962401), (7, 1401715), (29, 338345), (35, 280343), (49, 200245), (145, 67669), (203, 48335), (245, 40049), (1015, 9667), (1381, 7105), (1421, 6905)]