215561566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{426011}}^1$

素因数の和:426047

約数の個数: 16

約数和(自身を含む): 368074368

約数和(自身を除く): 152512802

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 426011, 852022, 4686121, 9372242, 9798253, 19596506, 107780783, 215561566]

約数ペア:

[(1, 215561566), (2, 107780783), (11, 19596506), (22, 9798253), (23, 9372242), (46, 4686121), (253, 852022), (506, 426011)]