64941994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{6421}}^1$

素因数の和:6825

約数の個数: 16

約数和(自身を含む): 105192360

約数和(自身を除く): 40250366

約数列:

[1, 2, 13, 26, 389, 778, 5057, 6421, 10114, 12842, 83473, 166946, 2497769, 4995538, 32470997, 64941994]

約数ペア:

[(1, 64941994), (2, 32470997), (13, 4995538), (26, 2497769), (389, 166946), (778, 83473), (5057, 12842), (6421, 10114)]