991241526

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{647}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 2194698240

約数和(自身を除く): 1203456714

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 139, 167, 278, 334, 417, 501, 647, 834, 1002, 1294, 1529, 1837, 1941, 3058, 3674, 3882, 4587, 5511, 7117, 9174, 11022, 14234, 21351, 23213, 42702, 46426, 69639, 89933, 108049, 139278, 179866, 216098, 255343, 269799, 324147, 510686, 539598, 648294, 766029, 989263, 1188539, 1532058, 1978526, 2377078, 2967789, 3565617, 5935578, 7131234, 15018811, 30037622, 45056433, 90112866, 165206921, 330413842, 495620763, 991241526]

約数ペア:

[(1, 991241526), (2, 495620763), (3, 330413842), (6, 165206921), (11, 90112866), (22, 45056433), (33, 30037622), (66, 15018811), (139, 7131234), (167, 5935578), (278, 3565617), (334, 2967789), (417, 2377078), (501, 1978526), (647, 1532058), (834, 1188539), (1002, 989263), (1294, 766029), (1529, 648294), (1837, 539598), (1941, 510686), (3058, 324147), (3674, 269799), (3882, 255343), (4587, 216098), (5511, 179866), (7117, 139278), (9174, 108049), (11022, 89933), (14234, 69639), (21351, 46426), (23213, 42702)]