64029717

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 33291243

約数列:

[1, 3, 9, 27, 71, 127, 213, 263, 381, 639, 789, 1143, 1917, 2367, 3429, 7101, 9017, 18673, 27051, 33401, 56019, 81153, 100203, 168057, 243459, 300609, 504171, 901827, 2371471, 7114413, 21343239, 64029717]

約数ペア:

[(1, 64029717), (3, 21343239), (9, 7114413), (27, 2371471), (71, 901827), (127, 504171), (213, 300609), (263, 243459), (381, 168057), (639, 100203), (789, 81153), (1143, 56019), (1917, 33401), (2367, 27051), (3429, 18673), (7101, 9017)]