277521207

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 390727680

約数和(自身を除く): 113206473

約数列:

[1, 3, 31, 83, 93, 157, 229, 249, 471, 687, 2573, 4867, 7099, 7719, 13031, 14601, 19007, 21297, 35953, 39093, 57021, 107859, 403961, 589217, 1114543, 1211883, 1767651, 2984099, 3343629, 8952297, 92507069, 277521207]

約数ペア:

[(1, 277521207), (3, 92507069), (31, 8952297), (83, 3343629), (93, 2984099), (157, 1767651), (229, 1211883), (249, 1114543), (471, 589217), (687, 403961), (2573, 107859), (4867, 57021), (7099, 39093), (7719, 35953), (13031, 21297), (14601, 19007)]