66859689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3923}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 105477120

約数和(自身を除く): 38617431

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 3923, 5681, 11769, 17043, 50999, 74537, 90229, 152997, 223611, 270687, 968981, 1172977, 1714351, 2906943, 3518931, 5143053, 22286563, 66859689]

約数ペア:

[(1, 66859689), (3, 22286563), (13, 5143053), (19, 3518931), (23, 2906943), (39, 1714351), (57, 1172977), (69, 968981), (247, 270687), (299, 223611), (437, 152997), (741, 90229), (897, 74537), (1311, 50999), (3923, 17043), (5681, 11769)]