168440276

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{4397}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 301579656

約数和(自身を除く): 133139380

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 628, 4397, 8794, 9577, 17588, 19154, 38308, 268217, 536434, 690329, 1072868, 1380658, 2761316, 42110069, 84220138, 168440276]

約数ペア:

[(1, 168440276), (2, 84220138), (4, 42110069), (61, 2761316), (122, 1380658), (157, 1072868), (244, 690329), (314, 536434), (628, 268217), (4397, 38308), (8794, 19154), (9577, 17588)]