405125631

素因数分解:

$3^4\times {\mathrm{1489}}^1\times {\mathrm{3359}}^1$

素因数の和:4860

約数の個数: 20

約数和(自身を含む): 605774400

約数和(自身を除く): 200648769

約数列:

[1, 3, 9, 27, 81, 1489, 3359, 4467, 10077, 13401, 30231, 40203, 90693, 120609, 272079, 5001551, 15004653, 45013959, 135041877, 405125631]

約数ペア:

[(1, 405125631), (3, 135041877), (9, 45013959), (27, 15004653), (81, 5001551), (1489, 272079), (3359, 120609), (4467, 90693), (10077, 40203), (13401, 30231)]