30685893

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76907}}^1$

素因数の和:76936

約数の個数: 16

約数和(自身を含む): 49221120

約数和(自身を除く): 18535227

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 76907, 230721, 538349, 1461233, 1615047, 4383699, 10228631, 30685893]

約数ペア:

[(1, 30685893), (3, 10228631), (7, 4383699), (19, 1615047), (21, 1461233), (57, 538349), (133, 230721), (399, 76907)]