42388893621

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{9999739}}^1$

素因数の和:9999905

約数の個数: 16

約数和(自身を含む): 63198356800

約数和(自身を除く): 20809463179

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 9999739, 29999217, 89997651, 269992953, 1569959023, 4709877069, 14129631207, 42388893621]

約数ペア:

[(1, 42388893621), (3, 14129631207), (9, 4709877069), (27, 1569959023), (157, 269992953), (471, 89997651), (1413, 29999217), (4239, 9999739)]