199419858

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 514550400

約数和(自身を除く): 315130542

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 61, 66, 79, 99, 114, 121, 122, 158, 171, 183, 198, 209, 237, 242, 342, 363, 366, 418, 474, 549, 627, 671, 711, 726, 869, 1089, 1098, 1159, 1254, 1342, 1422, 1501, 1738, 1881, 2013, 2178, 2299, 2318, 2607, 3002, 3477, 3762, 4026, 4503, 4598, 4819, 5214, 6039, 6897, 6954, 7381, 7821, 9006, 9559, 9638, 10431, 12078, 12749, 13509, 13794, 14457, 14762, 15642, 16511, 19118, 20691, 20862, 22143, 25498, 27018, 28677, 28914, 33022, 38247, 41382, 43371, 44286, 49533, 53009, 57354, 66429, 76494, 86031, 86742, 91561, 99066, 106018, 114741, 132858, 140239, 148599, 159027, 172062, 181621, 183122, 229482, 274683, 280478, 297198, 318054, 363242, 420717, 477081, 544863, 549366, 583099, 824049, 841434, 954162, 1007171, 1089726, 1166198, 1262151, 1634589, 1648098, 1749297, 2014342, 2524302, 3021513, 3269178, 3498594, 5247891, 6043026, 9064539, 10495782, 11078881, 18129078, 22157762, 33236643, 66473286, 99709929, 199419858]

約数ペア:

[(1, 199419858), (2, 99709929), (3, 66473286), (6, 33236643), (9, 22157762), (11, 18129078), (18, 11078881), (19, 10495782), (22, 9064539), (33, 6043026), (38, 5247891), (57, 3498594), (61, 3269178), (66, 3021513), (79, 2524302), (99, 2014342), (114, 1749297), (121, 1648098), (122, 1634589), (158, 1262151), (171, 1166198), (183, 1089726), (198, 1007171), (209, 954162), (237, 841434), (242, 824049), (342, 583099), (363, 549366), (366, 544863), (418, 477081), (474, 420717), (549, 363242), (627, 318054), (671, 297198), (711, 280478), (726, 274683), (869, 229482), (1089, 183122), (1098, 181621), (1159, 172062), (1254, 159027), (1342, 148599), (1422, 140239), (1501, 132858), (1738, 114741), (1881, 106018), (2013, 99066), (2178, 91561), (2299, 86742), (2318, 86031), (2607, 76494), (3002, 66429), (3477, 57354), (3762, 53009), (4026, 49533), (4503, 44286), (4598, 43371), (4819, 41382), (5214, 38247), (6039, 33022), (6897, 28914), (6954, 28677), (7381, 27018), (7821, 25498), (9006, 22143), (9559, 20862), (9638, 20691), (10431, 19118), (12078, 16511), (12749, 15642), (13509, 14762), (13794, 14457)]