3947955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 7008768

約数和(自身を除く): 3060813

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 337, 355, 781, 1011, 1065, 1685, 2343, 3707, 3905, 5055, 11121, 11715, 18535, 23927, 55605, 71781, 119635, 263197, 358905, 789591, 1315985, 3947955]

約数ペア:

[(1, 3947955), (3, 1315985), (5, 789591), (11, 358905), (15, 263197), (33, 119635), (55, 71781), (71, 55605), (165, 23927), (213, 18535), (337, 11715), (355, 11121), (781, 5055), (1011, 3905), (1065, 3707), (1685, 2343)]