2781378

素因数分解:

$2^1\times 3^5\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 6420960

約数和(自身を除く): 3639582

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 81, 97, 118, 162, 177, 194, 243, 291, 354, 486, 531, 582, 873, 1062, 1593, 1746, 2619, 3186, 4779, 5238, 5723, 7857, 9558, 11446, 14337, 15714, 17169, 23571, 28674, 34338, 47142, 51507, 103014, 154521, 309042, 463563, 927126, 1390689, 2781378]

約数ペア:

[(1, 2781378), (2, 1390689), (3, 927126), (6, 463563), (9, 309042), (18, 154521), (27, 103014), (54, 51507), (59, 47142), (81, 34338), (97, 28674), (118, 23571), (162, 17169), (177, 15714), (194, 14337), (243, 11446), (291, 9558), (354, 7857), (486, 5723), (531, 5238), (582, 4779), (873, 3186), (1062, 2619), (1593, 1746)]