309904492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{64189}}^1$

素因数の和:64281

約数の個数: 24

約数和(自身を含む): 582331680

約数和(自身を除く): 272427188

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 64189, 128378, 256756, 1091213, 2182426, 4364852, 4557419, 9114838, 18229676, 77476123, 154952246, 309904492]

約数ペア:

[(1, 309904492), (2, 154952246), (4, 77476123), (17, 18229676), (34, 9114838), (68, 4557419), (71, 4364852), (142, 2182426), (284, 1091213), (1207, 256756), (2414, 128378), (4828, 64189)]