1288403824

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{1217}}^1$

素因数の和:1873

約数の個数: 40

約数和(自身を含む): 2522838528

約数和(自身を除く): 1234434704

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 521, 1016, 1042, 1217, 2032, 2084, 2434, 4168, 4868, 8336, 9736, 19472, 66167, 132334, 154559, 264668, 309118, 529336, 618236, 634057, 1058672, 1236472, 1268114, 2472944, 2536228, 5072456, 10144912, 80525239, 161050478, 322100956, 644201912, 1288403824]

約数ペア:

[(1, 1288403824), (2, 644201912), (4, 322100956), (8, 161050478), (16, 80525239), (127, 10144912), (254, 5072456), (508, 2536228), (521, 2472944), (1016, 1268114), (1042, 1236472), (1217, 1058672), (2032, 634057), (2084, 618236), (2434, 529336), (4168, 309118), (4868, 264668), (8336, 154559), (9736, 132334), (19472, 66167)]