205754003

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 265216896

約数和(自身を除く): 59462893

約数列:

[1, 7, 13, 37, 53, 91, 259, 371, 481, 689, 1153, 1961, 3367, 4823, 8071, 13727, 14989, 25493, 42661, 61109, 104923, 178451, 298627, 427763, 554593, 794417, 2261033, 3882151, 5560919, 15827231, 29393429, 205754003]

約数ペア:

[(1, 205754003), (7, 29393429), (13, 15827231), (37, 5560919), (53, 3882151), (91, 2261033), (259, 794417), (371, 554593), (481, 427763), (689, 298627), (1153, 178451), (1961, 104923), (3367, 61109), (4823, 42661), (8071, 25493), (13727, 14989)]