30688497

素因数分解:

$3^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 52217600

約数和(自身を除く): 21529103

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 397, 409, 1191, 1227, 2779, 2863, 3573, 3681, 8337, 8589, 10719, 11043, 25011, 25767, 75033, 77301, 162373, 487119, 1136611, 1461357, 3409833, 4384071, 10229499, 30688497]

約数ペア:

[(1, 30688497), (3, 10229499), (7, 4384071), (9, 3409833), (21, 1461357), (27, 1136611), (63, 487119), (189, 162373), (397, 77301), (409, 75033), (1191, 25767), (1227, 25011), (2779, 11043), (2863, 10719), (3573, 8589), (3681, 8337)]