65740857

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 108417792

約数和(自身を除く): 42676935

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 771, 937, 1799, 2811, 3341, 5397, 6559, 10023, 12181, 19677, 23387, 36543, 70161, 85267, 240809, 255801, 722427, 1685663, 3130517, 5056989, 9391551, 21913619, 65740857]

約数ペア:

[(1, 65740857), (3, 21913619), (7, 9391551), (13, 5056989), (21, 3130517), (39, 1685663), (91, 722427), (257, 255801), (273, 240809), (771, 85267), (937, 70161), (1799, 36543), (2811, 23387), (3341, 19677), (5397, 12181), (6559, 10023)]