291217707

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4397}}^1$

素因数の和:4640

約数の個数: 32

約数和(自身を含む): 472872960

約数和(自身を除く): 181655253

約数列:

[1, 3, 9, 11, 27, 33, 99, 223, 297, 669, 2007, 2453, 4397, 6021, 7359, 13191, 22077, 39573, 48367, 66231, 118719, 145101, 435303, 980531, 1305909, 2941593, 8824779, 10785841, 26474337, 32357523, 97072569, 291217707]

約数ペア:

[(1, 291217707), (3, 97072569), (9, 32357523), (11, 26474337), (27, 10785841), (33, 8824779), (99, 2941593), (223, 1305909), (297, 980531), (669, 435303), (2007, 145101), (2453, 118719), (4397, 66231), (6021, 48367), (7359, 39573), (13191, 22077)]