7564509

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2046

約数の個数: 20

約数和(自身を含む): 11546304

約数和(自身を除く): 3981795

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 1987, 3807, 5961, 17883, 53649, 93389, 160947, 280167, 840501, 2521503, 7564509]

約数ペア:

[(1, 7564509), (3, 2521503), (9, 840501), (27, 280167), (47, 160947), (81, 93389), (141, 53649), (423, 17883), (1269, 5961), (1987, 3807)]