268311231

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{320563}}^1$

素因数の和:320603

約数の個数: 16

約数和(自身を含む): 410321920

約数和(自身を除く): 142010689

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 320563, 961689, 2885067, 8655201, 9937453, 29812359, 89437077, 268311231]

約数ペア:

[(1, 268311231), (3, 89437077), (9, 29812359), (27, 9937453), (31, 8655201), (93, 2885067), (279, 961689), (837, 320563)]