258930042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2915

約数の個数: 64

約数和(自身を含む): 619757568

約数和(自身を除く): 360827526

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 71, 93, 142, 186, 213, 217, 426, 434, 497, 651, 994, 1302, 1491, 2201, 2801, 2982, 4402, 5602, 6603, 8403, 13206, 15407, 16806, 19607, 30814, 39214, 46221, 58821, 86831, 92442, 117642, 173662, 198871, 260493, 397742, 520986, 596613, 607817, 1193226, 1215634, 1392097, 1823451, 2784194, 3646902, 4176291, 6165001, 8352582, 12330002, 18495003, 36990006, 43155007, 86310014, 129465021, 258930042]

約数ペア:

[(1, 258930042), (2, 129465021), (3, 86310014), (6, 43155007), (7, 36990006), (14, 18495003), (21, 12330002), (31, 8352582), (42, 6165001), (62, 4176291), (71, 3646902), (93, 2784194), (142, 1823451), (186, 1392097), (213, 1215634), (217, 1193226), (426, 607817), (434, 596613), (497, 520986), (651, 397742), (994, 260493), (1302, 198871), (1491, 173662), (2201, 117642), (2801, 92442), (2982, 86831), (4402, 58821), (5602, 46221), (6603, 39214), (8403, 30814), (13206, 19607), (15407, 16806)]