13237808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 40

約数和(自身を含む): 26712576

約数和(自身を除く): 13474768

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 271, 284, 344, 542, 568, 688, 1084, 1136, 2168, 3053, 4336, 6106, 11653, 12212, 19241, 23306, 24424, 38482, 46612, 48848, 76964, 93224, 153928, 186448, 307856, 827363, 1654726, 3309452, 6618904, 13237808]

約数ペア:

[(1, 13237808), (2, 6618904), (4, 3309452), (8, 1654726), (16, 827363), (43, 307856), (71, 186448), (86, 153928), (142, 93224), (172, 76964), (271, 48848), (284, 46612), (344, 38482), (542, 24424), (568, 23306), (688, 19241), (1084, 12212), (1136, 11653), (2168, 6106), (3053, 4336)]