520065387

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{409823}}^1$

素因数の和:409879

約数の個数: 16

約数和(自身を含む): 786862080

約数和(自身を除く): 266796693

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 409823, 1229469, 3688407, 11065221, 19261681, 57785043, 173355129, 520065387]

約数ペア:

[(1, 520065387), (3, 173355129), (9, 57785043), (27, 19261681), (47, 11065221), (141, 3688407), (423, 1229469), (1269, 409823)]