28565185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 40061952

約数和(自身を除く): 11496767

約数列:

[1, 5, 11, 17, 55, 85, 137, 187, 223, 685, 935, 1115, 1507, 2329, 2453, 3791, 7535, 11645, 12265, 18955, 25619, 30551, 41701, 128095, 152755, 208505, 336061, 519367, 1680305, 2596835, 5713037, 28565185]

約数ペア:

[(1, 28565185), (5, 5713037), (11, 2596835), (17, 1680305), (55, 519367), (85, 336061), (137, 208505), (187, 152755), (223, 128095), (685, 41701), (935, 30551), (1115, 25619), (1507, 18955), (2329, 12265), (2453, 11645), (3791, 7535)]