989969211

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{4943}}^1$

素因数の和:5001

約数の個数: 72

約数和(自身を含む): 1894224384

約数和(自身を除く): 904255173

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 289, 357, 561, 693, 867, 1071, 1309, 1683, 2023, 2601, 3179, 3927, 4943, 6069, 9537, 11781, 14829, 18207, 22253, 28611, 34601, 44487, 54373, 66759, 84031, 103803, 163119, 200277, 252093, 311409, 380611, 489357, 588217, 756279, 924341, 1141833, 1428527, 1764651, 2773023, 3425499, 4285581, 5293953, 6470387, 8319069, 9999689, 12856743, 15713797, 19411161, 29999067, 47141391, 58233483, 89997201, 109996579, 141424173, 329989737, 989969211]

約数ペア:

[(1, 989969211), (3, 329989737), (7, 141424173), (9, 109996579), (11, 89997201), (17, 58233483), (21, 47141391), (33, 29999067), (51, 19411161), (63, 15713797), (77, 12856743), (99, 9999689), (119, 8319069), (153, 6470387), (187, 5293953), (231, 4285581), (289, 3425499), (357, 2773023), (561, 1764651), (693, 1428527), (867, 1141833), (1071, 924341), (1309, 756279), (1683, 588217), (2023, 489357), (2601, 380611), (3179, 311409), (3927, 252093), (4943, 200277), (6069, 163119), (9537, 103803), (11781, 84031), (14829, 66759), (18207, 54373), (22253, 44487), (28611, 34601)]