64643889

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1\times {\mathrm{443}}^1$

素因数の和:956

約数の個数: 16

約数和(自身を含む): 87293952

約数和(自身を除く): 22650063

約数列:

[1, 3, 127, 381, 383, 443, 1149, 1329, 48641, 56261, 145923, 168783, 169669, 509007, 21547963, 64643889]

約数ペア:

[(1, 64643889), (3, 21547963), (127, 509007), (381, 169669), (383, 168783), (443, 145923), (1149, 56261), (1329, 48641)]