217685999

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2819}}^1$

素因数の和:2950

約数の個数: 16

約数和(自身を含む): 233902080

約数和(自身を除く): 16216081

約数列:

[1, 31, 47, 53, 1457, 1643, 2491, 2819, 77221, 87389, 132493, 149407, 4107283, 4631617, 7022129, 217685999]

約数ペア:

[(1, 217685999), (31, 7022129), (47, 4631617), (53, 4107283), (1457, 149407), (1643, 132493), (2491, 87389), (2819, 77221)]