66816183

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1093}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 105864192

約数和(自身を除く): 39048009

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 497, 861, 1093, 1491, 2911, 3279, 7651, 8733, 20377, 22953, 44813, 61131, 77603, 134439, 232809, 313691, 543221, 941073, 1629663, 3181723, 9545169, 22272061, 66816183]

約数ペア:

[(1, 66816183), (3, 22272061), (7, 9545169), (21, 3181723), (41, 1629663), (71, 941073), (123, 543221), (213, 313691), (287, 232809), (497, 134439), (861, 77603), (1093, 61131), (1491, 44813), (2911, 22953), (3279, 20377), (7651, 8733)]