248894451

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{26263}}^1$

素因数の和:26294

約数の個数: 28

約数和(自身を含む): 401891728

約数和(自身を除く): 152997277

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 9477, 26263, 78789, 236367, 341419, 709101, 1024257, 2127303, 3072771, 6381909, 9218313, 19145727, 27654939, 82964817, 248894451]

約数ペア:

[(1, 248894451), (3, 82964817), (9, 27654939), (13, 19145727), (27, 9218313), (39, 6381909), (81, 3072771), (117, 2127303), (243, 1024257), (351, 709101), (729, 341419), (1053, 236367), (3159, 78789), (9477, 26263)]