1388404633

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1861}}^1\times {\mathrm{9689}}^1$

素因数の和:11568

約数の個数: 16

約数和(自身を含む): 1732106880

約数和(自身を除く): 343702247

約数列:

[1, 7, 11, 77, 1861, 9689, 13027, 20471, 67823, 106579, 143297, 746053, 18031229, 126218603, 198343519, 1388404633]

約数ペア:

[(1, 1388404633), (7, 198343519), (11, 126218603), (77, 18031229), (1861, 746053), (9689, 143297), (13027, 106579), (20471, 67823)]