66403967

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{58921}}^1$

素因数の和:58958

約数の個数: 12

約数和(自身を含む): 80605296

約数和(自身を除く): 14201329

約数列:

[1, 7, 23, 49, 161, 1127, 58921, 412447, 1355183, 2887129, 9486281, 66403967]

約数ペア:

[(1, 66403967), (7, 9486281), (23, 2887129), (49, 1355183), (161, 412447), (1127, 58921)]