71643509

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1721}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 86513280

約数和(自身を除く): 14869771

約数列:

[1, 7, 19, 133, 313, 1721, 2191, 5947, 12047, 32699, 41629, 228893, 538673, 3770711, 10234787, 71643509]

約数ペア:

[(1, 71643509), (7, 10234787), (19, 3770711), (133, 538673), (313, 228893), (1721, 41629), (2191, 32699), (5947, 12047)]