397448079

素因数分解:

$3^1\times 7^1\times {\mathrm{2027}}^1\times {\mathrm{9337}}^1$

素因数の和:11374

約数の個数: 16

約数和(自身を含む): 605998848

約数和(自身を除く): 208550769

約数列:

[1, 3, 7, 21, 2027, 6081, 9337, 14189, 28011, 42567, 65359, 196077, 18926099, 56778297, 132482693, 397448079]

約数ペア:

[(1, 397448079), (3, 132482693), (7, 56778297), (21, 18926099), (2027, 196077), (6081, 65359), (9337, 42567), (14189, 28011)]