213075910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 409945536

約数和(自身を除く): 196869626

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 529, 857, 1058, 1081, 1714, 2162, 2645, 4285, 5290, 5405, 8570, 10810, 19711, 24863, 39422, 40279, 49726, 80558, 98555, 124315, 197110, 201395, 248630, 402790, 453353, 906706, 926417, 1852834, 2266765, 4533530, 4632085, 9264170, 21307591, 42615182, 106537955, 213075910]

約数ペア:

[(1, 213075910), (2, 106537955), (5, 42615182), (10, 21307591), (23, 9264170), (46, 4632085), (47, 4533530), (94, 2266765), (115, 1852834), (230, 926417), (235, 906706), (470, 453353), (529, 402790), (857, 248630), (1058, 201395), (1081, 197110), (1714, 124315), (2162, 98555), (2645, 80558), (4285, 49726), (5290, 40279), (5405, 39422), (8570, 24863), (10810, 19711)]