71663041

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 82914560

約数和(自身を除く): 11251519

約数列:

[1, 17, 19, 31, 289, 323, 421, 527, 589, 5491, 7157, 7999, 8959, 10013, 13051, 121669, 135983, 170221, 221867, 247969, 2311711, 3771739, 4215473, 71663041]

約数ペア:

[(1, 71663041), (17, 4215473), (19, 3771739), (31, 2311711), (289, 247969), (323, 221867), (421, 170221), (527, 135983), (589, 121669), (5491, 13051), (7157, 10013), (7999, 8959)]