319768911

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4157}}^1$

素因数の和:4221

約数の個数: 64

約数和(自身を含む): 606735360

約数和(自身を除く): 286966449

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 259, 297, 333, 407, 693, 777, 999, 1221, 2079, 2331, 2849, 3663, 4157, 6993, 8547, 10989, 12471, 25641, 29099, 37413, 45727, 76923, 87297, 112239, 137181, 153809, 261891, 320089, 411543, 461427, 785673, 960267, 1076663, 1234629, 1384281, 1691899, 2880801, 3229989, 4152843, 5075697, 8642403, 9689967, 11843293, 15227091, 29069901, 35529879, 45681273, 106589637, 319768911]

約数ペア:

[(1, 319768911), (3, 106589637), (7, 45681273), (9, 35529879), (11, 29069901), (21, 15227091), (27, 11843293), (33, 9689967), (37, 8642403), (63, 5075697), (77, 4152843), (99, 3229989), (111, 2880801), (189, 1691899), (231, 1384281), (259, 1234629), (297, 1076663), (333, 960267), (407, 785673), (693, 461427), (777, 411543), (999, 320089), (1221, 261891), (2079, 153809), (2331, 137181), (2849, 112239), (3663, 87297), (4157, 76923), (6993, 45727), (8547, 37413), (10989, 29099), (12471, 25641)]