81974724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3347}}^1$

素因数の和:3524

約数の個数: 48

約数和(自身を含む): 207361728

約数和(自身を除く): 125387004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 942, 1884, 2041, 3347, 4082, 6123, 6694, 8164, 10041, 12246, 13388, 20082, 24492, 40164, 43511, 87022, 130533, 174044, 261066, 522132, 525479, 1050958, 1576437, 2101916, 3152874, 6305748, 6831227, 13662454, 20493681, 27324908, 40987362, 81974724]

約数ペア:

[(1, 81974724), (2, 40987362), (3, 27324908), (4, 20493681), (6, 13662454), (12, 6831227), (13, 6305748), (26, 3152874), (39, 2101916), (52, 1576437), (78, 1050958), (156, 525479), (157, 522132), (314, 261066), (471, 174044), (628, 130533), (942, 87022), (1884, 43511), (2041, 40164), (3347, 24492), (4082, 20082), (6123, 13388), (6694, 12246), (8164, 10041)]