85845591

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 148956080

約数和(自身を除く): 63110489

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 73, 117, 171, 207, 219, 247, 299, 437, 529, 657, 741, 897, 949, 1311, 1387, 1587, 1679, 2223, 2691, 2847, 3933, 4161, 4761, 5037, 5681, 6877, 8541, 10051, 12483, 15111, 17043, 18031, 20631, 21827, 30153, 31901, 38617, 51129, 54093, 61893, 65481, 90459, 95703, 115851, 130663, 162279, 196443, 287109, 347553, 391989, 414713, 502021, 733723, 1175967, 1244139, 1506063, 2201169, 3732417, 4518189, 6603507, 9538399, 28615197, 85845591]

約数ペア:

[(1, 85845591), (3, 28615197), (9, 9538399), (13, 6603507), (19, 4518189), (23, 3732417), (39, 2201169), (57, 1506063), (69, 1244139), (73, 1175967), (117, 733723), (171, 502021), (207, 414713), (219, 391989), (247, 347553), (299, 287109), (437, 196443), (529, 162279), (657, 130663), (741, 115851), (897, 95703), (949, 90459), (1311, 65481), (1387, 61893), (1587, 54093), (1679, 51129), (2223, 38617), (2691, 31901), (2847, 30153), (3933, 21827), (4161, 20631), (4761, 18031), (5037, 17043), (5681, 15111), (6877, 12483), (8541, 10051)]