277779454

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^2\times {\mathrm{389}}^1$

素因数の和:604

約数の個数: 24

約数和(自身を含む): 429862680

約数和(自身を除く): 152083226

約数列:

[1, 2, 67, 73, 134, 146, 389, 778, 4891, 5329, 9782, 10658, 26063, 28397, 52126, 56794, 357043, 714086, 1902599, 2072981, 3805198, 4145962, 138889727, 277779454]

約数ペア:

[(1, 277779454), (2, 138889727), (67, 4145962), (73, 3805198), (134, 2072981), (146, 1902599), (389, 714086), (778, 357043), (4891, 56794), (5329, 52126), (9782, 28397), (10658, 26063)]