488951397

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 836352000

約数和(自身を除く): 347400603

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 127, 149, 261, 297, 319, 381, 447, 783, 891, 957, 1143, 1341, 1397, 1639, 2349, 2871, 3429, 3683, 4023, 4191, 4321, 4917, 8613, 10287, 11049, 12069, 12573, 12963, 14751, 18923, 25839, 33147, 37719, 38889, 40513, 44253, 47531, 56769, 99441, 113157, 116667, 121539, 132759, 142593, 170307, 208153, 298323, 350001, 364617, 427779, 510921, 548767, 624459, 1093851, 1283337, 1532763, 1646301, 1873377, 3281553, 3850011, 4938903, 5620131, 6036437, 14816709, 16860393, 18109311, 44450127, 54327933, 162983799, 488951397]

約数ペア:

[(1, 488951397), (3, 162983799), (9, 54327933), (11, 44450127), (27, 18109311), (29, 16860393), (33, 14816709), (81, 6036437), (87, 5620131), (99, 4938903), (127, 3850011), (149, 3281553), (261, 1873377), (297, 1646301), (319, 1532763), (381, 1283337), (447, 1093851), (783, 624459), (891, 548767), (957, 510921), (1143, 427779), (1341, 364617), (1397, 350001), (1639, 298323), (2349, 208153), (2871, 170307), (3429, 142593), (3683, 132759), (4023, 121539), (4191, 116667), (4321, 113157), (4917, 99441), (8613, 56769), (10287, 47531), (11049, 44253), (12069, 40513), (12573, 38889), (12963, 37719), (14751, 33147), (18923, 25839)]