288220785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{7963}}^1$

素因数の和:8117

約数の個数: 32

約数和(自身を含む): 489308160

約数和(自身を除く): 201087375

約数列:

[1, 3, 5, 15, 19, 57, 95, 127, 285, 381, 635, 1905, 2413, 7239, 7963, 12065, 23889, 36195, 39815, 119445, 151297, 453891, 756485, 1011301, 2269455, 3033903, 5056505, 15169515, 19214719, 57644157, 96073595, 288220785]

約数ペア:

[(1, 288220785), (3, 96073595), (5, 57644157), (15, 19214719), (19, 15169515), (57, 5056505), (95, 3033903), (127, 2269455), (285, 1011301), (381, 756485), (635, 453891), (1905, 151297), (2413, 119445), (7239, 39815), (7963, 36195), (12065, 23889)]