16712619

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 11488341

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1019, 1491, 2343, 3057, 5467, 7133, 11209, 16401, 21399, 33627, 72349, 78463, 217047, 235389, 506443, 795839, 1519329, 2387517, 5570873, 16712619]

約数ペア:

[(1, 16712619), (3, 5570873), (7, 2387517), (11, 1519329), (21, 795839), (33, 506443), (71, 235389), (77, 217047), (213, 78463), (231, 72349), (497, 33627), (781, 21399), (1019, 16401), (1491, 11209), (2343, 7133), (3057, 5467)]