398751411

素因数分解:

$3^1\times {\mathrm{167}}^1\times {\mathrm{491}}^1\times {\mathrm{1621}}^1$

素因数の和:2282

約数の個数: 16

約数和(自身を含む): 536272128

約数和(自身を除く): 137520717

約数列:

[1, 3, 167, 491, 501, 1473, 1621, 4863, 81997, 245991, 270707, 795911, 812121, 2387733, 132917137, 398751411]

約数ペア:

[(1, 398751411), (3, 132917137), (167, 2387733), (491, 812121), (501, 795911), (1473, 270707), (1621, 245991), (4863, 81997)]