217613955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35999}}^1$

素因数の和:36051

約数の個数: 32

約数和(自身を含む): 387072000

約数和(自身を除く): 169458045

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 35999, 107997, 179995, 467987, 539985, 1115969, 1403961, 2339935, 3347907, 5579845, 7019805, 14507597, 16739535, 43522791, 72537985, 217613955]

約数ペア:

[(1, 217613955), (3, 72537985), (5, 43522791), (13, 16739535), (15, 14507597), (31, 7019805), (39, 5579845), (65, 3347907), (93, 2339935), (155, 1403961), (195, 1115969), (403, 539985), (465, 467987), (1209, 179995), (2015, 107997), (6045, 35999)]