28287231

素因数分解:

$3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{3517}}^1$

素因数の和:3910

約数の個数: 16

約数和(自身を含む): 43229184

約数和(自身を除く): 14941953

約数列:

[1, 3, 7, 21, 383, 1149, 2681, 3517, 8043, 10551, 24619, 73857, 1347011, 4041033, 9429077, 28287231]

約数ペア:

[(1, 28287231), (3, 9429077), (7, 4041033), (21, 1347011), (383, 73857), (1149, 24619), (2681, 10551), (3517, 8043)]