64823781

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 97182720

約数和(自身を除く): 32358939

約数列:

[1, 3, 11, 33, 71, 73, 213, 219, 379, 781, 803, 1137, 2343, 2409, 4169, 5183, 12507, 15549, 26909, 27667, 57013, 80727, 83001, 171039, 295999, 304337, 887997, 913011, 1964357, 5893071, 21607927, 64823781]

約数ペア:

[(1, 64823781), (3, 21607927), (11, 5893071), (33, 1964357), (71, 913011), (73, 887997), (213, 304337), (219, 295999), (379, 171039), (781, 83001), (803, 80727), (1137, 57013), (2343, 27667), (2409, 26909), (4169, 15549), (5183, 12507)]