289208752

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{62981}}^1$

素因数の和:63037

約数の個数: 40

約数和(自身を含む): 656020512

約数和(自身を除く): 366811760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 62981, 125962, 251924, 440867, 503848, 881734, 1007696, 1763468, 2582221, 3526936, 5164442, 7053872, 10328884, 18075547, 20657768, 36151094, 41315536, 72302188, 144604376, 289208752]

約数ペア:

[(1, 289208752), (2, 144604376), (4, 72302188), (7, 41315536), (8, 36151094), (14, 20657768), (16, 18075547), (28, 10328884), (41, 7053872), (56, 5164442), (82, 3526936), (112, 2582221), (164, 1763468), (287, 1007696), (328, 881734), (574, 503848), (656, 440867), (1148, 251924), (2296, 125962), (4592, 62981)]