13925681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 17461248

約数和(自身を除く): 3535567

約数列:

[1, 7, 11, 77, 223, 811, 1561, 2453, 5677, 8921, 17171, 62447, 180853, 1265971, 1989383, 13925681]

約数ペア:

[(1, 13925681), (7, 1989383), (11, 1265971), (77, 180853), (223, 62447), (811, 17171), (1561, 8921), (2453, 5677)]