2551681

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 3038400

約数和(自身を除く): 486719

約数列:

[1, 11, 19, 29, 209, 319, 421, 551, 4631, 6061, 7999, 12209, 87989, 134299, 231971, 2551681]

約数ペア:

[(1, 2551681), (11, 231971), (19, 134299), (29, 87989), (209, 12209), (319, 7999), (421, 6061), (551, 4631)]