1401939

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:65

約数の個数: 54

約数和(自身を含む): 2729844

約数和(自身を除く): 1327905

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 49, 51, 63, 77, 99, 119, 147, 153, 187, 231, 289, 357, 441, 539, 561, 693, 833, 867, 1071, 1309, 1617, 1683, 2023, 2499, 2601, 3179, 3927, 4851, 6069, 7497, 9163, 9537, 11781, 14161, 18207, 22253, 27489, 28611, 42483, 66759, 82467, 127449, 155771, 200277, 467313, 1401939]

約数ペア:

[(1, 1401939), (3, 467313), (7, 200277), (9, 155771), (11, 127449), (17, 82467), (21, 66759), (33, 42483), (49, 28611), (51, 27489), (63, 22253), (77, 18207), (99, 14161), (119, 11781), (147, 9537), (153, 9163), (187, 7497), (231, 6069), (289, 4851), (357, 3927), (441, 3179), (539, 2601), (561, 2499), (693, 2023), (833, 1683), (867, 1617), (1071, 1309)]