13613390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{443}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 14518450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 443, 878, 886, 2195, 2215, 3073, 3101, 4390, 4430, 6146, 6202, 15365, 15505, 30730, 31010, 194477, 388954, 972385, 1361339, 1944770, 2722678, 6806695, 13613390]

約数ペア:

[(1, 13613390), (2, 6806695), (5, 2722678), (7, 1944770), (10, 1361339), (14, 972385), (35, 388954), (70, 194477), (439, 31010), (443, 30730), (878, 15505), (886, 15365), (2195, 6202), (2215, 6146), (3073, 4430), (3101, 4390)]