258272788

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{3881}}^1$

素因数の和:4143

約数の個数: 24

約数和(自身を含む): 459131904

約数和(自身を除く): 200859116

約数列:

[1, 2, 4, 127, 131, 254, 262, 508, 524, 3881, 7762, 15524, 16637, 33274, 66548, 492887, 508411, 985774, 1016822, 1971548, 2033644, 64568197, 129136394, 258272788]

約数ペア:

[(1, 258272788), (2, 129136394), (4, 64568197), (127, 2033644), (131, 1971548), (254, 1016822), (262, 985774), (508, 508411), (524, 492887), (3881, 66548), (7762, 33274), (15524, 16637)]