128691862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1951}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 216437760

約数和(自身を除く): 87745898

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 559, 767, 1118, 1534, 1951, 2537, 3902, 5074, 25363, 32981, 50726, 65962, 83893, 115109, 167786, 230218, 1090609, 1496417, 2181218, 2992834, 4949687, 9899374, 64345931, 128691862]

約数ペア:

[(1, 128691862), (2, 64345931), (13, 9899374), (26, 4949687), (43, 2992834), (59, 2181218), (86, 1496417), (118, 1090609), (559, 230218), (767, 167786), (1118, 115109), (1534, 83893), (1951, 65962), (2537, 50726), (3902, 32981), (5074, 25363)]