81511052

素因数分解:

$2^2\times 7^1\times {\mathrm{1471}}^1\times {\mathrm{1979}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 163215360

約数和(自身を除く): 81704308

約数列:

[1, 2, 4, 7, 14, 28, 1471, 1979, 2942, 3958, 5884, 7916, 10297, 13853, 20594, 27706, 41188, 55412, 2911109, 5822218, 11644436, 20377763, 40755526, 81511052]

約数ペア:

[(1, 81511052), (2, 40755526), (4, 20377763), (7, 11644436), (14, 5822218), (28, 2911109), (1471, 55412), (1979, 41188), (2942, 27706), (3958, 20594), (5884, 13853), (7916, 10297)]