66493772

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1709}}^1$

素因数の和:1921

約数の個数: 24

約数和(自身を含む): 118933920

約数和(自身を除く): 52440148

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 1709, 3418, 6836, 9727, 19454, 38908, 121339, 234133, 242678, 468266, 485356, 936532, 16623443, 33246886, 66493772]

約数ペア:

[(1, 66493772), (2, 33246886), (4, 16623443), (71, 936532), (137, 485356), (142, 468266), (274, 242678), (284, 234133), (548, 121339), (1709, 38908), (3418, 19454), (6836, 9727)]