71293383

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3943}}^1$

素因数の和:4004

約数の個数: 36

約数和(自身を含む): 122745168

約数和(自身を除く): 51451785

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 2009, 2583, 3943, 6027, 11829, 18081, 27601, 35487, 82803, 161663, 193207, 248409, 484989, 579621, 1131641, 1454967, 1738863, 3394923, 7921487, 10184769, 23764461, 71293383]

約数ペア:

[(1, 71293383), (3, 23764461), (7, 10184769), (9, 7921487), (21, 3394923), (41, 1738863), (49, 1454967), (63, 1131641), (123, 579621), (147, 484989), (287, 248409), (369, 193207), (441, 161663), (861, 82803), (2009, 35487), (2583, 27601), (3943, 18081), (6027, 11829)]