28765017

素因数分解:

$3^3\times {\mathrm{461}}^1\times {\mathrm{2311}}^1$

素因数の和:2781

約数の個数: 16

約数和(自身を含む): 42725760

約数和(自身を除く): 13960743

約数列:

[1, 3, 9, 27, 461, 1383, 2311, 4149, 6933, 12447, 20799, 62397, 1065371, 3196113, 9588339, 28765017]

約数ペア:

[(1, 28765017), (3, 9588339), (9, 3196113), (27, 1065371), (461, 62397), (1383, 20799), (2311, 12447), (4149, 6933)]