216665817

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{10313}}^1$

素因数の和:10512

約数の個数: 16

約数和(自身を含む): 297043200

約数和(自身を除く): 80377383

約数列:

[1, 3, 47, 141, 149, 447, 7003, 10313, 21009, 30939, 484711, 1454133, 1536637, 4609911, 72221939, 216665817]

約数ペア:

[(1, 216665817), (3, 72221939), (47, 4609911), (141, 1536637), (149, 1454133), (447, 484711), (7003, 30939), (10313, 21009)]