507457791

素因数分解:

$3^4\times {\mathrm{2089}}^1\times {\mathrm{2999}}^1$

素因数の和:5100

約数の個数: 20

約数和(自身を含む): 758670000

約数和(自身を除く): 251212209

約数列:

[1, 3, 9, 27, 81, 2089, 2999, 6267, 8997, 18801, 26991, 56403, 80973, 169209, 242919, 6264911, 18794733, 56384199, 169152597, 507457791]

約数ペア:

[(1, 507457791), (3, 169152597), (9, 56384199), (27, 18794733), (81, 6264911), (2089, 242919), (2999, 169209), (6267, 80973), (8997, 56403), (18801, 26991)]