53781207

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2238

約数の個数: 16

約数和(自身を含む): 73654272

約数和(自身を除く): 19873065

約数列:

[1, 3, 47, 141, 191, 573, 1997, 5991, 8977, 26931, 93859, 281577, 381427, 1144281, 17927069, 53781207]

約数ペア:

[(1, 53781207), (3, 17927069), (47, 1144281), (141, 381427), (191, 281577), (573, 93859), (1997, 26931), (5991, 8977)]