242521090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{6971}}^1$

素因数の和:7063

約数の個数: 48

約数和(自身を含む): 515035584

約数和(自身を除く): 272514494

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 994, 2485, 3479, 4970, 6958, 6971, 13942, 17395, 34790, 34855, 48797, 69710, 97594, 243985, 341579, 487970, 494941, 683158, 989882, 1707895, 2474705, 3415790, 3464587, 4949410, 6929174, 17322935, 24252109, 34645870, 48504218, 121260545, 242521090]

約数ペア:

[(1, 242521090), (2, 121260545), (5, 48504218), (7, 34645870), (10, 24252109), (14, 17322935), (35, 6929174), (49, 4949410), (70, 3464587), (71, 3415790), (98, 2474705), (142, 1707895), (245, 989882), (355, 683158), (490, 494941), (497, 487970), (710, 341579), (994, 243985), (2485, 97594), (3479, 69710), (4970, 48797), (6958, 34855), (6971, 34790), (13942, 17395)]