81090954

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{12143}}^1$

素因数の和:12211

約数の個数: 48

約数和(自身を含む): 204602112

約数和(自身を除く): 123511158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 3339, 6678, 12143, 24286, 36429, 72858, 85001, 109287, 170002, 218574, 255003, 510006, 643579, 765009, 1287158, 1530018, 1930737, 3861474, 4505053, 5792211, 9010106, 11584422, 13515159, 27030318, 40545477, 81090954]

約数ペア:

[(1, 81090954), (2, 40545477), (3, 27030318), (6, 13515159), (7, 11584422), (9, 9010106), (14, 5792211), (18, 4505053), (21, 3861474), (42, 1930737), (53, 1530018), (63, 1287158), (106, 765009), (126, 643579), (159, 510006), (318, 255003), (371, 218574), (477, 170002), (742, 109287), (954, 85001), (1113, 72858), (2226, 36429), (3339, 24286), (6678, 12143)]