3978138

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{2521}}^1$

素因数の和:2789

約数の個数: 16

約数和(自身を含む): 7989696

約数和(自身を除く): 4011558

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 2521, 5042, 7563, 15126, 663023, 1326046, 1989069, 3978138]

約数ペア:

[(1, 3978138), (2, 1989069), (3, 1326046), (6, 663023), (263, 15126), (526, 7563), (789, 5042), (1578, 2521)]