80778843

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{37871}}^1$

素因数の和:37959

約数の個数: 16

約数和(自身を含む): 121190400

約数和(自身を除く): 40411557

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 37871, 113613, 340839, 1022517, 2991809, 8975427, 26926281, 80778843]

約数ペア:

[(1, 80778843), (3, 26926281), (9, 8975427), (27, 2991809), (79, 1022517), (237, 340839), (711, 113613), (2133, 37871)]