16120755

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{2437}}^1$

素因数の和:2465

約数の個数: 48

約数和(自身を含む): 33351840

約数和(自身を除く): 17231085

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 2437, 6615, 7311, 12185, 17059, 21933, 36555, 51177, 65799, 85295, 109665, 119413, 153531, 255885, 328995, 358239, 460593, 597065, 767655, 1074717, 1791195, 2302965, 3224151, 5373585, 16120755]

約数ペア:

[(1, 16120755), (3, 5373585), (5, 3224151), (7, 2302965), (9, 1791195), (15, 1074717), (21, 767655), (27, 597065), (35, 460593), (45, 358239), (49, 328995), (63, 255885), (105, 153531), (135, 119413), (147, 109665), (189, 85295), (245, 65799), (315, 51177), (441, 36555), (735, 21933), (945, 17059), (1323, 12185), (2205, 7311), (2437, 6615)]