557148306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:21007

約数の個数: 64

約数和(自身を含む): 1351397376

約数和(自身を除く): 794249070

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 806, 858, 1023, 1209, 2046, 2418, 4433, 8866, 13299, 20947, 26598, 41894, 62841, 125682, 230417, 272311, 460834, 544622, 649357, 691251, 816933, 1298714, 1382502, 1633866, 1948071, 2995421, 3896142, 5990842, 7142927, 8441641, 8986263, 14285854, 16883282, 17972526, 21428781, 25324923, 42857562, 50649846, 92858051, 185716102, 278574153, 557148306]

約数ペア:

[(1, 557148306), (2, 278574153), (3, 185716102), (6, 92858051), (11, 50649846), (13, 42857562), (22, 25324923), (26, 21428781), (31, 17972526), (33, 16883282), (39, 14285854), (62, 8986263), (66, 8441641), (78, 7142927), (93, 5990842), (143, 3896142), (186, 2995421), (286, 1948071), (341, 1633866), (403, 1382502), (429, 1298714), (682, 816933), (806, 691251), (858, 649357), (1023, 544622), (1209, 460834), (2046, 272311), (2418, 230417), (4433, 125682), (8866, 62841), (13299, 41894), (20947, 26598)]