7876491519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1\times {\mathrm{9967}}^1$

素因数の和:10887

約数の個数: 32

約数和(自身を含む): 11816146944

約数和(自身を除く): 3939655425

約数列:

[1, 3, 13, 23, 39, 69, 299, 881, 897, 2643, 9967, 11453, 20263, 29901, 34359, 60789, 129571, 229241, 263419, 388713, 687723, 790257, 2980133, 8780927, 8940399, 26342781, 114152051, 201961321, 342456153, 605883963, 2625497173, 7876491519]

約数ペア:

[(1, 7876491519), (3, 2625497173), (13, 605883963), (23, 342456153), (39, 201961321), (69, 114152051), (299, 26342781), (881, 8940399), (897, 8780927), (2643, 2980133), (9967, 790257), (11453, 687723), (20263, 388713), (29901, 263419), (34359, 229241), (60789, 129571)]