78572385

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 145117440

約数和(自身を除く): 66545055

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 271, 379, 765, 813, 1137, 1355, 1895, 2439, 3411, 4065, 4607, 5685, 6443, 12195, 13821, 17055, 19329, 23035, 32215, 41463, 57987, 69105, 96645, 102709, 207315, 289935, 308127, 513545, 924381, 1540635, 1746053, 4621905, 5238159, 8730265, 15714477, 26190795, 78572385]

約数ペア:

[(1, 78572385), (3, 26190795), (5, 15714477), (9, 8730265), (15, 5238159), (17, 4621905), (45, 1746053), (51, 1540635), (85, 924381), (153, 513545), (255, 308127), (271, 289935), (379, 207315), (765, 102709), (813, 96645), (1137, 69105), (1355, 57987), (1895, 41463), (2439, 32215), (3411, 23035), (4065, 19329), (4607, 17055), (5685, 13821), (6443, 12195)]