39897385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 56173824

約数和(自身を除く): 16276439

約数列:

[1, 5, 11, 17, 55, 71, 85, 187, 355, 601, 781, 935, 1207, 3005, 3905, 6035, 6611, 10217, 13277, 33055, 42671, 51085, 66385, 112387, 213355, 469381, 561935, 725407, 2346905, 3627035, 7979477, 39897385]

約数ペア:

[(1, 39897385), (5, 7979477), (11, 3627035), (17, 2346905), (55, 725407), (71, 561935), (85, 469381), (187, 213355), (355, 112387), (601, 66385), (781, 51085), (935, 42671), (1207, 33055), (3005, 13277), (3905, 10217), (6035, 6611)]