12123615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 23961600

約数和(自身を除く): 11837985

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 59, 95, 103, 105, 133, 177, 285, 295, 309, 399, 413, 515, 665, 721, 885, 1121, 1239, 1545, 1957, 1995, 2065, 2163, 3363, 3605, 5605, 5871, 6077, 6195, 7847, 9785, 10815, 13699, 16815, 18231, 23541, 29355, 30385, 39235, 41097, 42539, 68495, 91155, 115463, 117705, 127617, 205485, 212695, 346389, 577315, 638085, 808241, 1731945, 2424723, 4041205, 12123615]

約数ペア:

[(1, 12123615), (3, 4041205), (5, 2424723), (7, 1731945), (15, 808241), (19, 638085), (21, 577315), (35, 346389), (57, 212695), (59, 205485), (95, 127617), (103, 117705), (105, 115463), (133, 91155), (177, 68495), (285, 42539), (295, 41097), (309, 39235), (399, 30385), (413, 29355), (515, 23541), (665, 18231), (721, 16815), (885, 13699), (1121, 10815), (1239, 9785), (1545, 7847), (1957, 6195), (1995, 6077), (2065, 5871), (2163, 5605), (3363, 3605)]