28163478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{670559}}^1$

素因数の和:670571

約数の個数: 16

約数和(自身を含む): 64373760

約数和(自身を除く): 36210282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 670559, 1341118, 2011677, 4023354, 4693913, 9387826, 14081739, 28163478]

約数ペア:

[(1, 28163478), (2, 14081739), (3, 9387826), (6, 4693913), (7, 4023354), (14, 2011677), (21, 1341118), (42, 670559)]