28515858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{678949}}^1$

素因数の和:678961

約数の個数: 16

約数和(自身を含む): 65179200

約数和(自身を除く): 36663342

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 678949, 1357898, 2036847, 4073694, 4752643, 9505286, 14257929, 28515858]

約数ペア:

[(1, 28515858), (2, 14257929), (3, 9505286), (6, 4752643), (7, 4073694), (14, 2036847), (21, 1357898), (42, 678949)]