268804509

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{43517}}^1$

素因数の和:43620

約数の個数: 16

約数和(自身を含む): 375995520

約数和(自身を除く): 107191011

約数列:

[1, 3, 29, 71, 87, 213, 2059, 6177, 43517, 130551, 1261993, 3089707, 3785979, 9269121, 89601503, 268804509]

約数ペア:

[(1, 268804509), (3, 89601503), (29, 9269121), (71, 3785979), (87, 3089707), (213, 1261993), (2059, 130551), (6177, 43517)]