28897426

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1867}}^1$

素因数の和:2049

約数の個数: 16

約数和(自身を含む): 44383680

約数和(自身を除く): 15486254

約数列:

[1, 2, 71, 109, 142, 218, 1867, 3734, 7739, 15478, 132557, 203503, 265114, 407006, 14448713, 28897426]

約数ペア:

[(1, 28897426), (2, 14448713), (71, 407006), (109, 265114), (142, 203503), (218, 132557), (1867, 15478), (3734, 7739)]