28080402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{668581}}^1$

素因数の和:668593

約数の個数: 16

約数和(自身を含む): 64183872

約数和(自身を除く): 36103470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 668581, 1337162, 2005743, 4011486, 4680067, 9360134, 14040201, 28080402]

約数ペア:

[(1, 28080402), (2, 14040201), (3, 9360134), (6, 4680067), (7, 4011486), (14, 2005743), (21, 1337162), (42, 668581)]