221239394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{6449}}^1$

素因数の和:7477

約数の個数: 16

約数和(自身を含む): 351783000

約数和(自身を除く): 130543606

約数列:

[1, 2, 17, 34, 1009, 2018, 6449, 12898, 17153, 34306, 109633, 219266, 6507041, 13014082, 110619697, 221239394]

約数ペア:

[(1, 221239394), (2, 110619697), (17, 13014082), (34, 6507041), (1009, 219266), (2018, 109633), (6449, 34306), (12898, 17153)]