30910887

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1171}}^1$

素因数の和:1603

約数の個数: 24

約数和(自身を含む): 51192960

約数和(自身を除く): 20282073

約数列:

[1, 3, 7, 9, 21, 63, 419, 1171, 1257, 2933, 3513, 3771, 8197, 8799, 10539, 24591, 26397, 73773, 490649, 1471947, 3434543, 4415841, 10303629, 30910887]

約数ペア:

[(1, 30910887), (3, 10303629), (7, 4415841), (9, 3434543), (21, 1471947), (63, 490649), (419, 73773), (1171, 26397), (1257, 24591), (2933, 10539), (3513, 8799), (3771, 8197)]