64704185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{10939}}^1$

素因数の和:10977

約数の個数: 24

約数和(自身を含む): 96096960

約数和(自身を除く): 31392775

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 10939, 54695, 76573, 142207, 382865, 711035, 995449, 1848691, 4977245, 9243455, 12940837, 64704185]

約数ペア:

[(1, 64704185), (5, 12940837), (7, 9243455), (13, 4977245), (35, 1848691), (65, 995449), (91, 711035), (169, 382865), (455, 142207), (845, 76573), (1183, 54695), (5915, 10939)]