8809281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 14990976

約数和(自身を除く): 6181695

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 103, 117, 129, 153, 221, 309, 387, 559, 663, 731, 927, 1339, 1677, 1751, 1989, 2193, 4017, 4429, 5031, 5253, 6579, 9503, 12051, 13287, 15759, 22763, 28509, 39861, 57577, 68289, 75293, 85527, 172731, 204867, 225879, 518193, 677637, 978809, 2936427, 8809281]

約数ペア:

[(1, 8809281), (3, 2936427), (9, 978809), (13, 677637), (17, 518193), (39, 225879), (43, 204867), (51, 172731), (103, 85527), (117, 75293), (129, 68289), (153, 57577), (221, 39861), (309, 28509), (387, 22763), (559, 15759), (663, 13287), (731, 12051), (927, 9503), (1339, 6579), (1677, 5253), (1751, 5031), (1989, 4429), (2193, 4017)]