1239578977

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 1546512128

約数和(自身を除く): 306933151

約数列:

[1, 7, 13, 91, 163, 193, 433, 1141, 1351, 2119, 2509, 3031, 5629, 14833, 17563, 31459, 39403, 70579, 83569, 220213, 408967, 494053, 584983, 917527, 1086397, 2862769, 6422689, 7604779, 13621747, 95352229, 177082711, 1239578977]

約数ペア:

[(1, 1239578977), (7, 177082711), (13, 95352229), (91, 13621747), (163, 7604779), (193, 6422689), (433, 2862769), (1141, 1086397), (1351, 917527), (2119, 584983), (2509, 494053), (3031, 408967), (5629, 220213), (14833, 83569), (17563, 70579), (31459, 39403)]