169921190

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{155891}}^1$

素因数の和:156007

約数の個数: 16

約数和(自身を含む): 308666160

約数和(自身を除く): 138744970

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 155891, 311782, 779455, 1558910, 16992119, 33984238, 84960595, 169921190]

約数ペア:

[(1, 169921190), (2, 84960595), (5, 33984238), (10, 16992119), (109, 1558910), (218, 779455), (545, 311782), (1090, 155891)]