1397239809

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3913837}}^1$

素因数の和:3913864

約数の個数: 16

約数和(自身を含む): 2254370688

約数和(自身を除く): 857130879

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 3913837, 11741511, 27396859, 66535229, 82190577, 199605687, 465746603, 1397239809]

約数ペア:

[(1, 1397239809), (3, 465746603), (7, 199605687), (17, 82190577), (21, 66535229), (51, 27396859), (119, 11741511), (357, 3913837)]