2559231

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 4015440

約数和(自身を除く): 1456209

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 389, 731, 1167, 2193, 3501, 6579, 6613, 16727, 19839, 50181, 59517, 150543, 284359, 853077, 2559231]

約数ペア:

[(1, 2559231), (3, 853077), (9, 284359), (17, 150543), (43, 59517), (51, 50181), (129, 19839), (153, 16727), (387, 6613), (389, 6579), (731, 3501), (1167, 2193)]