78887284

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{65521}}^1$

素因数の和:65575

約数の個数: 24

約数和(自身を含む): 161446208

約数和(自身を除く): 82558924

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 65521, 131042, 262084, 458647, 917294, 1834588, 2817403, 5634806, 11269612, 19721821, 39443642, 78887284]

約数ペア:

[(1, 78887284), (2, 39443642), (4, 19721821), (7, 11269612), (14, 5634806), (28, 2817403), (43, 1834588), (86, 917294), (172, 458647), (301, 262084), (602, 131042), (1204, 65521)]