28274004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71399}}^1$

素因数の和:71420

約数の個数: 36

約数和(自身を含む): 77968800

約数和(自身を除く): 49694796

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71399, 142798, 214197, 285596, 428394, 642591, 785389, 856788, 1285182, 1570778, 2356167, 2570364, 3141556, 4712334, 7068501, 9424668, 14137002, 28274004]

約数ペア:

[(1, 28274004), (2, 14137002), (3, 9424668), (4, 7068501), (6, 4712334), (9, 3141556), (11, 2570364), (12, 2356167), (18, 1570778), (22, 1285182), (33, 856788), (36, 785389), (44, 642591), (66, 428394), (99, 285596), (132, 214197), (198, 142798), (396, 71399)]