66444890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{154523}}^1$

素因数の和:154573

約数の個数: 16

約数和(自身を含む): 122383008

約数和(自身を除く): 55938118

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 154523, 309046, 772615, 1545230, 6644489, 13288978, 33222445, 66444890]

約数ペア:

[(1, 66444890), (2, 33222445), (5, 13288978), (10, 6644489), (43, 1545230), (86, 772615), (215, 309046), (430, 154523)]