71970129

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 141523200

約数和(自身を除く): 69553071

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 41, 51, 63, 77, 99, 119, 123, 149, 153, 187, 231, 287, 357, 369, 447, 451, 561, 693, 697, 861, 1043, 1071, 1309, 1341, 1353, 1639, 1683, 2091, 2533, 2583, 3129, 3157, 3927, 4059, 4879, 4917, 6109, 6273, 7599, 7667, 9387, 9471, 11473, 11781, 14637, 14751, 17731, 18327, 22797, 23001, 27863, 28413, 34419, 42763, 43911, 53193, 53669, 54981, 67199, 69003, 83589, 103257, 103853, 128289, 159579, 161007, 195041, 201597, 250767, 311559, 384867, 470393, 483021, 585123, 604791, 726971, 934677, 1142383, 1411179, 1755369, 2180913, 3427149, 4233537, 6542739, 7996681, 10281447, 23990043, 71970129]

約数ペア:

[(1, 71970129), (3, 23990043), (7, 10281447), (9, 7996681), (11, 6542739), (17, 4233537), (21, 3427149), (33, 2180913), (41, 1755369), (51, 1411179), (63, 1142383), (77, 934677), (99, 726971), (119, 604791), (123, 585123), (149, 483021), (153, 470393), (187, 384867), (231, 311559), (287, 250767), (357, 201597), (369, 195041), (447, 161007), (451, 159579), (561, 128289), (693, 103853), (697, 103257), (861, 83589), (1043, 69003), (1071, 67199), (1309, 54981), (1341, 53669), (1353, 53193), (1639, 43911), (1683, 42763), (2091, 34419), (2533, 28413), (2583, 27863), (3129, 23001), (3157, 22797), (3927, 18327), (4059, 17731), (4879, 14751), (4917, 14637), (6109, 11781), (6273, 11473), (7599, 9471), (7667, 9387)]