17760141

素因数分解:

$3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 31135104

約数和(自身を除く): 13374963

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 197, 243, 371, 477, 567, 591, 1113, 1379, 1431, 1701, 1773, 3339, 4137, 4293, 5319, 10017, 10441, 12411, 12879, 15957, 30051, 31323, 37233, 47871, 73087, 90153, 93969, 111699, 219261, 281907, 335097, 657783, 845721, 1973349, 2537163, 5920047, 17760141]

約数ペア:

[(1, 17760141), (3, 5920047), (7, 2537163), (9, 1973349), (21, 845721), (27, 657783), (53, 335097), (63, 281907), (81, 219261), (159, 111699), (189, 93969), (197, 90153), (243, 73087), (371, 47871), (477, 37233), (567, 31323), (591, 30051), (1113, 15957), (1379, 12879), (1431, 12411), (1701, 10441), (1773, 10017), (3339, 5319), (4137, 4293)]