12921645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 22892544

約数和(自身を除く): 9970899

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 1103, 2343, 3309, 3905, 5515, 11715, 12133, 16545, 36399, 60665, 78313, 181995, 234939, 391565, 861443, 1174695, 2584329, 4307215, 12921645]

約数ペア:

[(1, 12921645), (3, 4307215), (5, 2584329), (11, 1174695), (15, 861443), (33, 391565), (55, 234939), (71, 181995), (165, 78313), (213, 60665), (355, 36399), (781, 16545), (1065, 12133), (1103, 11715), (2343, 5515), (3309, 3905)]