2005025407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{4243}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 2794113792

約数和(自身を除く): 789088385

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 361, 1309, 1463, 2261, 2527, 3553, 3971, 4243, 6137, 24871, 27797, 29701, 42959, 46673, 67507, 72131, 80617, 326711, 472549, 504917, 564319, 793441, 886787, 1370489, 1531723, 5554087, 6207509, 9593423, 10722061, 15075379, 16848953, 26039291, 105527653, 117942671, 182275037, 286432201, 2005025407]

約数ペア:

[(1, 2005025407), (7, 286432201), (11, 182275037), (17, 117942671), (19, 105527653), (77, 26039291), (119, 16848953), (133, 15075379), (187, 10722061), (209, 9593423), (323, 6207509), (361, 5554087), (1309, 1531723), (1463, 1370489), (2261, 886787), (2527, 793441), (3553, 564319), (3971, 504917), (4243, 472549), (6137, 326711), (24871, 80617), (27797, 72131), (29701, 67507), (42959, 46673)]