278327246

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 441708960

約数和(自身を除く): 163381714

約数列:

[1, 2, 37, 67, 73, 74, 134, 146, 769, 1538, 2479, 2701, 4891, 4958, 5402, 9782, 28453, 51523, 56137, 56906, 103046, 112274, 180967, 361934, 1906351, 2077069, 3761179, 3812702, 4154138, 7522358, 139163623, 278327246]

約数ペア:

[(1, 278327246), (2, 139163623), (37, 7522358), (67, 4154138), (73, 3812702), (74, 3761179), (134, 2077069), (146, 1906351), (769, 361934), (1538, 180967), (2479, 112274), (2701, 103046), (4891, 56906), (4958, 56137), (5402, 51523), (9782, 28453)]