1330240239

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{61051}}^1$

素因数の和:61332

約数の個数: 20

約数和(自身を含む): 1994568840

約数和(自身を除く): 664328601

約数列:

[1, 3, 9, 27, 81, 269, 807, 2421, 7263, 21789, 61051, 183153, 549459, 1648377, 4945131, 16422719, 49268157, 147804471, 443413413, 1330240239]

約数ペア:

[(1, 1330240239), (3, 443413413), (9, 147804471), (27, 49268157), (81, 16422719), (269, 4945131), (807, 1648377), (2421, 549459), (7263, 183153), (21789, 61051)]