279251748

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 718434080

約数和(自身を除く): 439182332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 211, 291, 379, 388, 422, 582, 633, 758, 844, 873, 1137, 1164, 1266, 1516, 1746, 1899, 2274, 2532, 3411, 3492, 3798, 4548, 6822, 7596, 13644, 20467, 36763, 40934, 61401, 73526, 79969, 81868, 110289, 122802, 147052, 159938, 184203, 220578, 239907, 245604, 319876, 330867, 368406, 441156, 479814, 661734, 719721, 736812, 959628, 1323468, 1439442, 2878884, 7756993, 15513986, 23270979, 31027972, 46541958, 69812937, 93083916, 139625874, 279251748]

約数ペア:

[(1, 279251748), (2, 139625874), (3, 93083916), (4, 69812937), (6, 46541958), (9, 31027972), (12, 23270979), (18, 15513986), (36, 7756993), (97, 2878884), (194, 1439442), (211, 1323468), (291, 959628), (379, 736812), (388, 719721), (422, 661734), (582, 479814), (633, 441156), (758, 368406), (844, 330867), (873, 319876), (1137, 245604), (1164, 239907), (1266, 220578), (1516, 184203), (1746, 159938), (1899, 147052), (2274, 122802), (2532, 110289), (3411, 81868), (3492, 79969), (3798, 73526), (4548, 61401), (6822, 40934), (7596, 36763), (13644, 20467)]