72803787

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{21269}}^1$

素因数の和:21442

約数の個数: 16

約数和(自身を含む): 111624960

約数和(自身を除く): 38821173

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 21269, 63807, 148883, 446649, 3466847, 10400541, 24267929, 72803787]

約数ペア:

[(1, 72803787), (3, 24267929), (7, 10400541), (21, 3466847), (163, 446649), (489, 148883), (1141, 63807), (3423, 21269)]