221285185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{174929}}^1$

素因数の和:174968

約数の個数: 16

約数和(自身を含む): 302279040

約数和(自身を除く): 80993855

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 174929, 874645, 1924219, 4023367, 9621095, 20116835, 44257037, 221285185]

約数ペア:

[(1, 221285185), (5, 44257037), (11, 20116835), (23, 9621095), (55, 4023367), (115, 1924219), (253, 874645), (1265, 174929)]