7681581

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{971}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 11430720

約数和(自身を除く): 3749139

約数列:

[1, 3, 9, 27, 293, 879, 971, 2637, 2913, 7911, 8739, 26217, 284503, 853509, 2560527, 7681581]

約数ペア:

[(1, 7681581), (3, 2560527), (9, 853509), (27, 284503), (293, 26217), (879, 8739), (971, 7911), (2637, 2913)]