128196439

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 171590400

約数和(自身を除く): 43393961

約数列:

[1, 7, 17, 19, 31, 59, 119, 133, 217, 323, 413, 527, 589, 961, 1003, 1121, 1829, 2261, 3689, 4123, 6727, 7021, 7847, 10013, 12803, 16337, 18259, 19057, 31093, 34751, 56699, 70091, 114359, 127813, 133399, 217651, 243257, 310403, 396893, 590767, 963883, 1077281, 2172821, 4135369, 6747181, 7540967, 18313777, 128196439]

約数ペア:

[(1, 128196439), (7, 18313777), (17, 7540967), (19, 6747181), (31, 4135369), (59, 2172821), (119, 1077281), (133, 963883), (217, 590767), (323, 396893), (413, 310403), (527, 243257), (589, 217651), (961, 133399), (1003, 127813), (1121, 114359), (1829, 70091), (2261, 56699), (3689, 34751), (4123, 31093), (6727, 19057), (7021, 18259), (7847, 16337), (10013, 12803)]