215686326

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{349007}}^1$

素因数の和:349115

約数の個数: 16

約数和(自身を含む): 435561984

約数和(自身を除く): 219875658

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 349007, 698014, 1047021, 2094042, 35947721, 71895442, 107843163, 215686326]

約数ペア:

[(1, 215686326), (2, 107843163), (3, 71895442), (6, 35947721), (103, 2094042), (206, 1047021), (309, 698014), (618, 349007)]