28125612

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18169}}^1$

素因数の和:18222

約数の個数: 36

約数和(自身を含む): 72752680

約数和(自身を除く): 44627068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18169, 36338, 54507, 72676, 109014, 163521, 218028, 327042, 654084, 781267, 1562534, 2343801, 3125068, 4687602, 7031403, 9375204, 14062806, 28125612]

約数ペア:

[(1, 28125612), (2, 14062806), (3, 9375204), (4, 7031403), (6, 4687602), (9, 3125068), (12, 2343801), (18, 1562534), (36, 781267), (43, 654084), (86, 327042), (129, 218028), (172, 163521), (258, 109014), (387, 72676), (516, 54507), (774, 36338), (1548, 18169)]