264216813

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{405863}}^1$

素因数の和:405904

約数の個数: 16

約数和(自身を含む): 415604736

約数和(自身を除く): 151387923

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 405863, 1217589, 2841041, 8523123, 12581753, 37745259, 88072271, 264216813]

約数ペア:

[(1, 264216813), (3, 88072271), (7, 37745259), (21, 12581753), (31, 8523123), (93, 2841041), (217, 1217589), (651, 405863)]