213930110

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{78941}}^1$

素因数の和:79219

約数の個数: 16

約数和(自身を含む): 386500032

約数和(自身を除く): 172569922

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 78941, 157882, 394705, 789410, 21393011, 42786022, 106965055, 213930110]

約数ペア:

[(1, 213930110), (2, 106965055), (5, 42786022), (10, 21393011), (271, 789410), (542, 394705), (1355, 157882), (2710, 78941)]