2758749

素因数分解:

$3^1\times 7^4\times {\mathrm{383}}^1$

素因数の和:414

約数の個数: 20

約数和(自身を含む): 4302336

約数和(自身を除く): 1543587

約数列:

[1, 3, 7, 21, 49, 147, 343, 383, 1029, 1149, 2401, 2681, 7203, 8043, 18767, 56301, 131369, 394107, 919583, 2758749]

約数ペア:

[(1, 2758749), (3, 919583), (7, 394107), (21, 131369), (49, 56301), (147, 18767), (343, 8043), (383, 7203), (1029, 2681), (1149, 2401)]