438966190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{5171}}^1$

素因数の和:5844

約数の個数: 32

約数和(自身を含む): 852386976

約数和(自身を除く): 413420786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 653, 1306, 3265, 5171, 6530, 8489, 10342, 16978, 25855, 42445, 51710, 67223, 84890, 134446, 336115, 672230, 3376663, 6753326, 16883315, 33766630, 43896619, 87793238, 219483095, 438966190]

約数ペア:

[(1, 438966190), (2, 219483095), (5, 87793238), (10, 43896619), (13, 33766630), (26, 16883315), (65, 6753326), (130, 3376663), (653, 672230), (1306, 336115), (3265, 134446), (5171, 84890), (6530, 67223), (8489, 51710), (10342, 42445), (16978, 25855)]