1287774968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{225767}}^1$

素因数の和:225827

約数の個数: 32

約数和(自身を含む): 2600847360

約数和(自身を除く): 1313072392

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 5704, 225767, 451534, 903068, 1806136, 5192641, 6998777, 10385282, 13997554, 20770564, 27995108, 41541128, 55990216, 160971871, 321943742, 643887484, 1287774968]

約数ペア:

[(1, 1287774968), (2, 643887484), (4, 321943742), (8, 160971871), (23, 55990216), (31, 41541128), (46, 27995108), (62, 20770564), (92, 13997554), (124, 10385282), (184, 6998777), (248, 5192641), (713, 1806136), (1426, 903068), (2852, 451534), (5704, 225767)]