1782157139

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{5011}}^1$

素因数の和:5135

約数の個数: 24

約数和(自身を含む): 2171920128

約数和(自身を除く): 389762989

約数列:

[1, 7, 23, 47, 161, 329, 1081, 2209, 5011, 7567, 15463, 35077, 50807, 115253, 235517, 355649, 806771, 1648619, 5416891, 11069299, 37918237, 77485093, 254593877, 1782157139]

約数ペア:

[(1, 1782157139), (7, 254593877), (23, 77485093), (47, 37918237), (161, 11069299), (329, 5416891), (1081, 1648619), (2209, 806771), (5011, 355649), (7567, 235517), (15463, 115253), (35077, 50807)]