268688518

素因数分解:

$2^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{21067}}^1$

素因数の和:21987

約数の個数: 16

約数和(自身を含む): 461136384

約数和(自身を除く): 192447866

約数列:

[1, 2, 7, 14, 911, 1822, 6377, 12754, 21067, 42134, 147469, 294938, 19192037, 38384074, 134344259, 268688518]

約数ペア:

[(1, 268688518), (2, 134344259), (7, 38384074), (14, 19192037), (911, 294938), (1822, 147469), (6377, 42134), (12754, 21067)]