6663167

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 8659440

約数和(自身を除く): 1996273

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 421, 833, 931, 2261, 2947, 7157, 7999, 15827, 20629, 50099, 55993, 135983, 350693, 391951, 951881, 6663167]

約数ペア:

[(1, 6663167), (7, 951881), (17, 391951), (19, 350693), (49, 135983), (119, 55993), (133, 50099), (323, 20629), (421, 15827), (833, 7999), (931, 7157), (2261, 2947)]