428205735

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{328127}}^1$

素因数の和:328167

約数の個数: 24

約数和(自身を含む): 767819520

約数和(自身を除く): 339613785

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 328127, 984381, 1640635, 2953143, 4921905, 9515683, 14765715, 28547049, 47578415, 85641147, 142735245, 428205735]

約数ペア:

[(1, 428205735), (3, 142735245), (5, 85641147), (9, 47578415), (15, 28547049), (29, 14765715), (45, 9515683), (87, 4921905), (145, 2953143), (261, 1640635), (435, 984381), (1305, 328127)]