90309009

素因数分解:

$3^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{3769}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 140967840

約数和(自身を除く): 50658831

約数列:

[1, 3, 7, 21, 49, 147, 163, 489, 1141, 3423, 3769, 7987, 11307, 23961, 26383, 79149, 184681, 554043, 614347, 1843041, 4300429, 12901287, 30103003, 90309009]

約数ペア:

[(1, 90309009), (3, 30103003), (7, 12901287), (21, 4300429), (49, 1843041), (147, 614347), (163, 554043), (489, 184681), (1141, 79149), (3423, 26383), (3769, 23961), (7987, 11307)]