81119178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3203}}^1$

素因数の和:3288

約数の個数: 64

約数和(自身を含む): 209157120

約数和(自身を除く): 128037942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 126, 134, 189, 201, 378, 402, 469, 603, 938, 1206, 1407, 1809, 2814, 3203, 3618, 4221, 6406, 8442, 9609, 12663, 19218, 22421, 25326, 28827, 44842, 57654, 67263, 86481, 134526, 172962, 201789, 214601, 403578, 429202, 605367, 643803, 1210734, 1287606, 1502207, 1931409, 3004414, 3862818, 4506621, 5794227, 9013242, 11588454, 13519863, 27039726, 40559589, 81119178]

約数ペア:

[(1, 81119178), (2, 40559589), (3, 27039726), (6, 13519863), (7, 11588454), (9, 9013242), (14, 5794227), (18, 4506621), (21, 3862818), (27, 3004414), (42, 1931409), (54, 1502207), (63, 1287606), (67, 1210734), (126, 643803), (134, 605367), (189, 429202), (201, 403578), (378, 214601), (402, 201789), (469, 172962), (603, 134526), (938, 86481), (1206, 67263), (1407, 57654), (1809, 44842), (2814, 28827), (3203, 25326), (3618, 22421), (4221, 19218), (6406, 12663), (8442, 9609)]