854697987

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{653}}^1$

素因数の和:802

約数の個数: 80

約数和(自身を含む): 1515574368

約数和(自身を除く): 660876381

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 113, 117, 143, 297, 339, 351, 429, 653, 891, 1017, 1053, 1243, 1287, 1469, 1959, 3051, 3729, 3861, 4407, 5877, 7183, 8489, 9153, 11187, 11583, 13221, 16159, 17631, 21549, 25467, 33561, 39663, 48477, 52893, 64647, 73789, 76401, 93379, 100683, 118989, 145431, 193941, 221367, 229203, 280137, 436293, 581823, 664101, 687609, 811679, 840411, 959257, 1308879, 1992303, 2435037, 2521233, 2877771, 5976909, 7305111, 7563699, 8633313, 10551827, 21915333, 25899939, 31655481, 65745999, 77699817, 94966443, 284899329, 854697987]

約数ペア:

[(1, 854697987), (3, 284899329), (9, 94966443), (11, 77699817), (13, 65745999), (27, 31655481), (33, 25899939), (39, 21915333), (81, 10551827), (99, 8633313), (113, 7563699), (117, 7305111), (143, 5976909), (297, 2877771), (339, 2521233), (351, 2435037), (429, 1992303), (653, 1308879), (891, 959257), (1017, 840411), (1053, 811679), (1243, 687609), (1287, 664101), (1469, 581823), (1959, 436293), (3051, 280137), (3729, 229203), (3861, 221367), (4407, 193941), (5877, 145431), (7183, 118989), (8489, 100683), (9153, 93379), (11187, 76401), (11583, 73789), (13221, 64647), (16159, 52893), (17631, 48477), (21549, 39663), (25467, 33561)]