71252831

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 15838369

約数列:

[1, 13, 17, 19, 71, 221, 239, 247, 323, 923, 1207, 1349, 3107, 4063, 4199, 4541, 15691, 16969, 17537, 22933, 52819, 59033, 77197, 220597, 288473, 298129, 322411, 1003561, 3750149, 4191343, 5480987, 71252831]

約数ペア:

[(1, 71252831), (13, 5480987), (17, 4191343), (19, 3750149), (71, 1003561), (221, 322411), (239, 298129), (247, 288473), (323, 220597), (923, 77197), (1207, 59033), (1349, 52819), (3107, 22933), (4063, 17537), (4199, 16969), (4541, 15691)]