777620987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 996051168

約数和(自身を除く): 218430181

約数列:

[1, 11, 13, 17, 43, 143, 173, 187, 221, 473, 559, 731, 1849, 1903, 2249, 2431, 2941, 6149, 7439, 8041, 9503, 20339, 24037, 24739, 31433, 32351, 38233, 81829, 96707, 104533, 126463, 264407, 319877, 345763, 408629, 420563, 1063777, 1391093, 1644019, 3518647, 4158401, 4494919, 5437909, 18084209, 45742411, 59816999, 70692817, 777620987]

約数ペア:

[(1, 777620987), (11, 70692817), (13, 59816999), (17, 45742411), (43, 18084209), (143, 5437909), (173, 4494919), (187, 4158401), (221, 3518647), (473, 1644019), (559, 1391093), (731, 1063777), (1849, 420563), (1903, 408629), (2249, 345763), (2431, 319877), (2941, 264407), (6149, 126463), (7439, 104533), (8041, 96707), (9503, 81829), (20339, 38233), (24037, 32351), (24739, 31433)]