257005818

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10891}}^1$

素因数の和:10944

約数の個数: 64

約数和(自身を含む): 627379200

約数和(自身を除く): 370373382

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 1026, 1242, 1311, 2622, 3933, 7866, 10891, 11799, 21782, 23598, 32673, 65346, 98019, 196038, 206929, 250493, 294057, 413858, 500986, 588114, 620787, 751479, 1241574, 1502958, 1862361, 2254437, 3724722, 4508874, 4759367, 5587083, 6763311, 9518734, 11174166, 13526622, 14278101, 28556202, 42834303, 85668606, 128502909, 257005818]

約数ペア:

[(1, 257005818), (2, 128502909), (3, 85668606), (6, 42834303), (9, 28556202), (18, 14278101), (19, 13526622), (23, 11174166), (27, 9518734), (38, 6763311), (46, 5587083), (54, 4759367), (57, 4508874), (69, 3724722), (114, 2254437), (138, 1862361), (171, 1502958), (207, 1241574), (342, 751479), (414, 620787), (437, 588114), (513, 500986), (621, 413858), (874, 294057), (1026, 250493), (1242, 206929), (1311, 196038), (2622, 98019), (3933, 65346), (7866, 32673), (10891, 23598), (11799, 21782)]