289268872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1279}}^1\times {\mathrm{1663}}^1$

素因数の和:2965

約数の個数: 32

約数和(自身を含む): 575078400

約数和(自身を除く): 285809528

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1279, 1663, 2558, 3326, 5116, 6652, 10232, 13304, 21743, 28271, 43486, 56542, 86972, 113084, 173944, 226168, 2126977, 4253954, 8507908, 17015816, 36158609, 72317218, 144634436, 289268872]

約数ペア:

[(1, 289268872), (2, 144634436), (4, 72317218), (8, 36158609), (17, 17015816), (34, 8507908), (68, 4253954), (136, 2126977), (1279, 226168), (1663, 173944), (2558, 113084), (3326, 86972), (5116, 56542), (6652, 43486), (10232, 28271), (13304, 21743)]