81378186

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{25639}}^1$

素因数の和:25690

約数の個数: 24

約数和(自身を含む): 170147040

約数和(自身を除く): 88768854

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 529, 1058, 1587, 3174, 25639, 51278, 76917, 153834, 589697, 1179394, 1769091, 3538182, 13563031, 27126062, 40689093, 81378186]

約数ペア:

[(1, 81378186), (2, 40689093), (3, 27126062), (6, 13563031), (23, 3538182), (46, 1769091), (69, 1179394), (138, 589697), (529, 153834), (1058, 76917), (1587, 51278), (3174, 25639)]