87280858

素因数分解:

$2^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{2221}}^1$

素因数の和:2638

約数の個数: 24

約数和(自身を含む): 152744724

約数和(自身を除く): 65463866

約数列:

[1, 2, 7, 14, 49, 98, 401, 802, 2221, 2807, 4442, 5614, 15547, 19649, 31094, 39298, 108829, 217658, 890621, 1781242, 6234347, 12468694, 43640429, 87280858]

約数ペア:

[(1, 87280858), (2, 43640429), (7, 12468694), (14, 6234347), (49, 1781242), (98, 890621), (401, 217658), (802, 108829), (2221, 39298), (2807, 31094), (4442, 19649), (5614, 15547)]