4253715

素因数分解:

$3^7\times 5^1\times {\mathrm{389}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 7675200

約数和(自身を除く): 3421485

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 389, 405, 729, 1167, 1215, 1945, 2187, 3501, 3645, 5835, 10503, 10935, 17505, 31509, 52515, 94527, 157545, 283581, 472635, 850743, 1417905, 4253715]

約数ペア:

[(1, 4253715), (3, 1417905), (5, 850743), (9, 472635), (15, 283581), (27, 157545), (45, 94527), (81, 52515), (135, 31509), (243, 17505), (389, 10935), (405, 10503), (729, 5835), (1167, 3645), (1215, 3501), (1945, 2187)]