28363293

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 50409216

約数和(自身を除く): 22045923

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 357, 373, 497, 639, 1071, 1119, 1207, 1491, 2611, 3357, 3621, 4473, 6341, 7833, 8449, 10863, 19023, 23499, 25347, 26483, 44387, 57069, 76041, 79449, 133161, 185381, 238347, 399483, 450211, 556143, 1350633, 1668429, 3151477, 4051899, 9454431, 28363293]

約数ペア:

[(1, 28363293), (3, 9454431), (7, 4051899), (9, 3151477), (17, 1668429), (21, 1350633), (51, 556143), (63, 450211), (71, 399483), (119, 238347), (153, 185381), (213, 133161), (357, 79449), (373, 76041), (497, 57069), (639, 44387), (1071, 26483), (1119, 25347), (1207, 23499), (1491, 19023), (2611, 10863), (3357, 8449), (3621, 7833), (4473, 6341)]