66681951

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 104552448

約数和(自身を除く): 37870497

約数列:

[1, 3, 7, 21, 67, 83, 201, 249, 469, 571, 581, 1407, 1713, 1743, 3997, 5561, 11991, 16683, 38257, 38927, 47393, 114771, 116781, 142179, 267799, 331751, 803397, 995253, 3175331, 9525993, 22227317, 66681951]

約数ペア:

[(1, 66681951), (3, 22227317), (7, 9525993), (21, 3175331), (67, 995253), (83, 803397), (201, 331751), (249, 267799), (469, 142179), (571, 116781), (581, 114771), (1407, 47393), (1713, 38927), (1743, 38257), (3997, 16683), (5561, 11991)]