30278871

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16573}}^1$

素因数の和:16615

約数の個数: 24

約数和(自身を含む): 51710880

約数和(自身を除く): 21432009

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 16573, 49719, 116011, 149157, 348033, 480617, 1044099, 1441851, 3364319, 4325553, 10092957, 30278871]

約数ペア:

[(1, 30278871), (3, 10092957), (7, 4325553), (9, 3364319), (21, 1441851), (29, 1044099), (63, 480617), (87, 348033), (203, 149157), (261, 116011), (609, 49719), (1827, 16573)]