81340902

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 186701760

約数和(自身を除く): 105360858

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 97, 106, 159, 194, 291, 293, 318, 477, 582, 586, 873, 879, 954, 1431, 1746, 1758, 2619, 2637, 2862, 5141, 5238, 5274, 7911, 10282, 15423, 15529, 15822, 28421, 30846, 31058, 46269, 46587, 56842, 85263, 92538, 93174, 138807, 139761, 170526, 255789, 277614, 279522, 419283, 511578, 767367, 838566, 1506313, 1534734, 3012626, 4518939, 9037878, 13556817, 27113634, 40670451, 81340902]

約数ペア:

[(1, 81340902), (2, 40670451), (3, 27113634), (6, 13556817), (9, 9037878), (18, 4518939), (27, 3012626), (53, 1534734), (54, 1506313), (97, 838566), (106, 767367), (159, 511578), (194, 419283), (291, 279522), (293, 277614), (318, 255789), (477, 170526), (582, 139761), (586, 138807), (873, 93174), (879, 92538), (954, 85263), (1431, 56842), (1746, 46587), (1758, 46269), (2619, 31058), (2637, 30846), (2862, 28421), (5141, 15822), (5238, 15529), (5274, 15423), (7911, 10282)]