989944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 2041200

約数和(自身を除く): 1051256

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 251, 493, 502, 986, 1004, 1972, 2008, 3944, 4267, 7279, 8534, 14558, 17068, 29116, 34136, 58232, 123743, 247486, 494972, 989944]

約数ペア:

[(1, 989944), (2, 494972), (4, 247486), (8, 123743), (17, 58232), (29, 34136), (34, 29116), (58, 17068), (68, 14558), (116, 8534), (136, 7279), (232, 4267), (251, 3944), (493, 2008), (502, 1972), (986, 1004)]