1398818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 16

約数和(自身を含む): 2233440

約数和(自身を除く): 834622

約数列:

[1, 2, 19, 38, 131, 262, 281, 562, 2489, 4978, 5339, 10678, 36811, 73622, 699409, 1398818]

約数ペア:

[(1, 1398818), (2, 699409), (19, 73622), (38, 36811), (131, 10678), (262, 5339), (281, 4978), (562, 2489)]