1139427

素因数分解:

$3^7\times {\mathrm{521}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 1712160

約数和(自身を除く): 572733

約数列:

[1, 3, 9, 27, 81, 243, 521, 729, 1563, 2187, 4689, 14067, 42201, 126603, 379809, 1139427]

約数ペア:

[(1, 1139427), (3, 379809), (9, 126603), (27, 42201), (81, 14067), (243, 4689), (521, 2187), (729, 1563)]