64638918

素因数分解:

$2^1\times 3^3\times {\mathrm{1197017}}^1$

素因数の和:1197028

約数の個数: 16

約数和(自身を含む): 143642160

約数和(自身を除く): 79003242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1197017, 2394034, 3591051, 7182102, 10773153, 21546306, 32319459, 64638918]

約数ペア:

[(1, 64638918), (2, 32319459), (3, 21546306), (6, 10773153), (9, 7182102), (18, 3591051), (27, 2394034), (54, 1197017)]