720562011

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{80681}}^1$

素因数の和:80926

約数の個数: 16

約数和(自身を含む): 1039184160

約数和(自身を除く): 318622149

約数列:

[1, 3, 13, 39, 229, 687, 2977, 8931, 80681, 242043, 1048853, 3146559, 18475949, 55427847, 240187337, 720562011]

約数ペア:

[(1, 720562011), (3, 240187337), (13, 55427847), (39, 18475949), (229, 3146559), (687, 1048853), (2977, 242043), (8931, 80681)]