7949745

素因数分解:

$3^7\times 5^1\times {\mathrm{727}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 14327040

約数和(自身を除く): 6377295

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 727, 729, 1215, 2181, 2187, 3635, 3645, 6543, 10905, 10935, 19629, 32715, 58887, 98145, 176661, 294435, 529983, 883305, 1589949, 2649915, 7949745]

約数ペア:

[(1, 7949745), (3, 2649915), (5, 1589949), (9, 883305), (15, 529983), (27, 294435), (45, 176661), (81, 98145), (135, 58887), (243, 32715), (405, 19629), (727, 10935), (729, 10905), (1215, 6543), (2181, 3645), (2187, 3635)]