81476618

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 130056192

約数和(自身を除く): 48579574

約数列:

[1, 2, 31, 62, 71, 83, 142, 166, 223, 446, 2201, 2573, 4402, 5146, 5893, 6913, 11786, 13826, 15833, 18509, 31666, 37018, 182683, 365366, 490823, 573779, 981646, 1147558, 1314139, 2628278, 40738309, 81476618]

約数ペア:

[(1, 81476618), (2, 40738309), (31, 2628278), (62, 1314139), (71, 1147558), (83, 981646), (142, 573779), (166, 490823), (223, 365366), (446, 182683), (2201, 37018), (2573, 31666), (4402, 18509), (5146, 15833), (5893, 13826), (6913, 11786)]