158565519

素因数分解:

$3^6\times 7^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 84

約数和(自身を含む): 290073456

約数和(自身を除く): 131507937

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 193, 207, 243, 441, 483, 567, 579, 621, 729, 1127, 1323, 1351, 1449, 1701, 1737, 1863, 3381, 3969, 4053, 4347, 4439, 5103, 5211, 5589, 9457, 10143, 11907, 12159, 13041, 13317, 15633, 16767, 28371, 30429, 31073, 35721, 36477, 39123, 39951, 46899, 85113, 91287, 93219, 109431, 117369, 119853, 140697, 217511, 255339, 273861, 279657, 328293, 359559, 652533, 766017, 821583, 838971, 984879, 1078677, 1957599, 2298051, 2516913, 3236031, 5872797, 6894153, 7550739, 17618391, 22652217, 52855173, 158565519]

約数ペア:

[(1, 158565519), (3, 52855173), (7, 22652217), (9, 17618391), (21, 7550739), (23, 6894153), (27, 5872797), (49, 3236031), (63, 2516913), (69, 2298051), (81, 1957599), (147, 1078677), (161, 984879), (189, 838971), (193, 821583), (207, 766017), (243, 652533), (441, 359559), (483, 328293), (567, 279657), (579, 273861), (621, 255339), (729, 217511), (1127, 140697), (1323, 119853), (1351, 117369), (1449, 109431), (1701, 93219), (1737, 91287), (1863, 85113), (3381, 46899), (3969, 39951), (4053, 39123), (4347, 36477), (4439, 35721), (5103, 31073), (5211, 30429), (5589, 28371), (9457, 16767), (10143, 15633), (11907, 13317), (12159, 13041)]