210897782

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{2749}}^1$

素因数の和:3271

約数の個数: 16

約数和(自身を含む): 320760000

約数和(自身を除く): 109862218

約数列:

[1, 2, 89, 178, 431, 862, 2749, 5498, 38359, 76718, 244661, 489322, 1184819, 2369638, 105448891, 210897782]

約数ペア:

[(1, 210897782), (2, 105448891), (89, 2369638), (178, 1184819), (431, 489322), (862, 244661), (2749, 76718), (5498, 38359)]