77888871

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{4127}}^1$

素因数の和:4372

約数の個数: 20

約数和(自身を含む): 116880192

約数和(自身を除く): 38991321

約数列:

[1, 3, 9, 27, 81, 233, 699, 2097, 4127, 6291, 12381, 18873, 37143, 111429, 334287, 961591, 2884773, 8654319, 25962957, 77888871]

約数ペア:

[(1, 77888871), (3, 25962957), (9, 8654319), (27, 2884773), (81, 961591), (233, 334287), (699, 111429), (2097, 37143), (4127, 18873), (6291, 12381)]