81850664

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47149}}^1$

素因数の和:47193

約数の個数: 32

約数和(自身を含む): 181056000

約数和(自身を除く): 99205336

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 47149, 94298, 188596, 330043, 377192, 660086, 1320172, 1461619, 2640344, 2923238, 5846476, 10231333, 11692952, 20462666, 40925332, 81850664]

約数ペア:

[(1, 81850664), (2, 40925332), (4, 20462666), (7, 11692952), (8, 10231333), (14, 5846476), (28, 2923238), (31, 2640344), (56, 1461619), (62, 1320172), (124, 660086), (217, 377192), (248, 330043), (434, 188596), (868, 94298), (1736, 47149)]