9891999

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1433}}^1$

素因数の和:1511

約数の個数: 24

約数和(自身を含む): 15659280

約数和(自身を除く): 5767281

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 1433, 2301, 4299, 6903, 12897, 18629, 55887, 84547, 167661, 253641, 760923, 1099111, 3297333, 9891999]

約数ペア:

[(1, 9891999), (3, 3297333), (9, 1099111), (13, 760923), (39, 253641), (59, 167661), (117, 84547), (177, 55887), (531, 18629), (767, 12897), (1433, 6903), (2301, 4299)]