287363505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 573793920

約数和(自身を除く): 286430415

約数列:

[1, 3, 5, 11, 13, 15, 19, 33, 39, 55, 57, 65, 95, 121, 143, 165, 195, 209, 247, 285, 363, 429, 605, 627, 641, 715, 741, 1045, 1235, 1573, 1815, 1923, 2145, 2299, 2717, 3135, 3205, 3705, 4719, 6897, 7051, 7865, 8151, 8333, 9615, 11495, 12179, 13585, 21153, 23595, 24999, 29887, 34485, 35255, 36537, 40755, 41665, 60895, 77561, 89661, 91663, 105765, 124995, 133969, 149435, 158327, 182685, 232683, 274989, 387805, 401907, 448305, 458315, 474981, 669845, 791635, 1008293, 1163415, 1374945, 1473659, 1741597, 2009535, 2374905, 3024879, 4420977, 5041465, 5224791, 7368295, 8707985, 15124395, 19157567, 22104885, 26123955, 57472701, 95787835, 287363505]

約数ペア:

[(1, 287363505), (3, 95787835), (5, 57472701), (11, 26123955), (13, 22104885), (15, 19157567), (19, 15124395), (33, 8707985), (39, 7368295), (55, 5224791), (57, 5041465), (65, 4420977), (95, 3024879), (121, 2374905), (143, 2009535), (165, 1741597), (195, 1473659), (209, 1374945), (247, 1163415), (285, 1008293), (363, 791635), (429, 669845), (605, 474981), (627, 458315), (641, 448305), (715, 401907), (741, 387805), (1045, 274989), (1235, 232683), (1573, 182685), (1815, 158327), (1923, 149435), (2145, 133969), (2299, 124995), (2717, 105765), (3135, 91663), (3205, 89661), (3705, 77561), (4719, 60895), (6897, 41665), (7051, 40755), (7865, 36537), (8151, 35255), (8333, 34485), (9615, 29887), (11495, 24999), (12179, 23595), (13585, 21153)]