217702681

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{6199}}^1$

素因数の和:6408

約数の個数: 16

約数和(自身を含む): 258912000

約数和(自身を除く): 41209319

約数列:

[1, 7, 29, 173, 203, 1211, 5017, 6199, 35119, 43393, 179771, 1072427, 1258397, 7506989, 31100383, 217702681]

約数ペア:

[(1, 217702681), (7, 31100383), (29, 7506989), (173, 1258397), (203, 1072427), (1211, 179771), (5017, 43393), (6199, 35119)]