328719996

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1283}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 908578944

約数和(自身を除く): 579858948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 647, 1283, 1294, 1941, 2566, 2588, 3849, 3882, 5132, 5823, 7117, 7698, 7764, 11547, 11646, 14113, 14234, 15396, 21351, 23094, 23292, 28226, 28468, 42339, 42702, 46188, 56452, 64053, 84678, 85404, 127017, 128106, 169356, 254034, 256212, 508068, 830101, 1660202, 2490303, 3320404, 4980606, 7470909, 9131111, 9961212, 14941818, 18262222, 27393333, 29883636, 36524444, 54786666, 82179999, 109573332, 164359998, 328719996]

約数ペア:

[(1, 328719996), (2, 164359998), (3, 109573332), (4, 82179999), (6, 54786666), (9, 36524444), (11, 29883636), (12, 27393333), (18, 18262222), (22, 14941818), (33, 9961212), (36, 9131111), (44, 7470909), (66, 4980606), (99, 3320404), (132, 2490303), (198, 1660202), (396, 830101), (647, 508068), (1283, 256212), (1294, 254034), (1941, 169356), (2566, 128106), (2588, 127017), (3849, 85404), (3882, 84678), (5132, 64053), (5823, 56452), (7117, 46188), (7698, 42702), (7764, 42339), (11547, 28468), (11646, 28226), (14113, 23292), (14234, 23094), (15396, 21351)]