31709556

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 93562560

約数和(自身を除く): 61853004

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 27, 34, 36, 38, 51, 54, 57, 68, 76, 81, 101, 102, 108, 114, 153, 162, 171, 202, 204, 228, 243, 303, 306, 323, 324, 342, 404, 459, 486, 513, 606, 612, 646, 684, 909, 918, 969, 972, 1026, 1212, 1292, 1377, 1539, 1717, 1818, 1836, 1919, 1938, 2052, 2727, 2754, 2907, 3078, 3434, 3636, 3838, 3876, 4131, 4617, 5151, 5454, 5508, 5757, 5814, 6156, 6868, 7676, 8181, 8262, 8721, 9234, 10302, 10908, 11514, 11628, 15453, 16362, 16524, 17271, 17442, 18468, 20604, 23028, 24543, 26163, 30906, 32623, 32724, 34542, 34884, 46359, 49086, 51813, 52326, 61812, 65246, 69084, 78489, 92718, 97869, 98172, 103626, 104652, 130492, 139077, 155439, 156978, 185436, 195738, 207252, 278154, 293607, 310878, 313956, 391476, 417231, 466317, 556308, 587214, 621756, 834462, 880821, 932634, 1174428, 1668924, 1761642, 1865268, 2642463, 3523284, 5284926, 7927389, 10569852, 15854778, 31709556]

約数ペア:

[(1, 31709556), (2, 15854778), (3, 10569852), (4, 7927389), (6, 5284926), (9, 3523284), (12, 2642463), (17, 1865268), (18, 1761642), (19, 1668924), (27, 1174428), (34, 932634), (36, 880821), (38, 834462), (51, 621756), (54, 587214), (57, 556308), (68, 466317), (76, 417231), (81, 391476), (101, 313956), (102, 310878), (108, 293607), (114, 278154), (153, 207252), (162, 195738), (171, 185436), (202, 156978), (204, 155439), (228, 139077), (243, 130492), (303, 104652), (306, 103626), (323, 98172), (324, 97869), (342, 92718), (404, 78489), (459, 69084), (486, 65246), (513, 61812), (606, 52326), (612, 51813), (646, 49086), (684, 46359), (909, 34884), (918, 34542), (969, 32724), (972, 32623), (1026, 30906), (1212, 26163), (1292, 24543), (1377, 23028), (1539, 20604), (1717, 18468), (1818, 17442), (1836, 17271), (1919, 16524), (1938, 16362), (2052, 15453), (2727, 11628), (2754, 11514), (2907, 10908), (3078, 10302), (3434, 9234), (3636, 8721), (3838, 8262), (3876, 8181), (4131, 7676), (4617, 6868), (5151, 6156), (5454, 5814), (5508, 5757)]