81377874

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 195624000

約数和(自身を除く): 114246126

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 59, 74, 109, 111, 114, 118, 171, 177, 218, 222, 327, 333, 342, 354, 531, 654, 666, 703, 981, 1062, 1121, 1406, 1962, 2071, 2109, 2183, 2242, 3363, 4033, 4142, 4218, 4366, 6213, 6327, 6431, 6549, 6726, 8066, 10089, 12099, 12426, 12654, 12862, 13098, 18639, 19293, 19647, 20178, 24198, 36297, 37278, 38586, 39294, 41477, 57879, 72594, 76627, 82954, 115758, 122189, 124431, 153254, 229881, 237947, 244378, 248862, 366567, 373293, 459762, 475894, 689643, 713841, 733134, 746586, 1099701, 1379286, 1427682, 2141523, 2199402, 4283046, 4520993, 9041986, 13562979, 27125958, 40688937, 81377874]

約数ペア:

[(1, 81377874), (2, 40688937), (3, 27125958), (6, 13562979), (9, 9041986), (18, 4520993), (19, 4283046), (37, 2199402), (38, 2141523), (57, 1427682), (59, 1379286), (74, 1099701), (109, 746586), (111, 733134), (114, 713841), (118, 689643), (171, 475894), (177, 459762), (218, 373293), (222, 366567), (327, 248862), (333, 244378), (342, 237947), (354, 229881), (531, 153254), (654, 124431), (666, 122189), (703, 115758), (981, 82954), (1062, 76627), (1121, 72594), (1406, 57879), (1962, 41477), (2071, 39294), (2109, 38586), (2183, 37278), (2242, 36297), (3363, 24198), (4033, 20178), (4142, 19647), (4218, 19293), (4366, 18639), (6213, 13098), (6327, 12862), (6431, 12654), (6549, 12426), (6726, 12099), (8066, 10089)]