1417905

素因数分解:

$3^6\times 5^1\times {\mathrm{389}}^1$

素因数の和:412

約数の個数: 28

約数和(自身を含む): 2557620

約数和(自身を除く): 1139715

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 389, 405, 729, 1167, 1215, 1945, 3501, 3645, 5835, 10503, 17505, 31509, 52515, 94527, 157545, 283581, 472635, 1417905]

約数ペア:

[(1, 1417905), (3, 472635), (5, 283581), (9, 157545), (15, 94527), (27, 52515), (45, 31509), (81, 17505), (135, 10503), (243, 5835), (389, 3645), (405, 3501), (729, 1945), (1167, 1215)]