87940852

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{571}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 155835680

約数和(自身を除く): 67894828

約数列:

[1, 2, 4, 139, 277, 278, 554, 556, 571, 1108, 1142, 2284, 38503, 77006, 79369, 154012, 158167, 158738, 316334, 317476, 632668, 21985213, 43970426, 87940852]

約数ペア:

[(1, 87940852), (2, 43970426), (4, 21985213), (139, 632668), (277, 317476), (278, 316334), (554, 158738), (556, 158167), (571, 154012), (1108, 79369), (1142, 77006), (2284, 38503)]