1661567206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1\times {\mathrm{1543}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 2723616000

約数和(自身を除く): 1062048794

約数列:

[1, 2, 13, 26, 83, 166, 499, 998, 1079, 1543, 2158, 3086, 6487, 12974, 20059, 40118, 41417, 82834, 128069, 256138, 538421, 769957, 1076842, 1539914, 1664897, 3329794, 10009441, 20018882, 63906431, 127812862, 830783603, 1661567206]

約数ペア:

[(1, 1661567206), (2, 830783603), (13, 127812862), (26, 63906431), (83, 20018882), (166, 10009441), (499, 3329794), (998, 1664897), (1079, 1539914), (1543, 1076842), (2158, 769957), (3086, 538421), (6487, 256138), (12974, 128069), (20059, 82834), (40118, 41417)]