42257218

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 67516416

約数和(自身を除く): 25259198

約数列:

[1, 2, 43, 53, 73, 86, 106, 127, 146, 254, 2279, 3139, 3869, 4558, 5461, 6278, 6731, 7738, 9271, 10922, 13462, 18542, 166367, 289433, 332734, 398653, 491363, 578866, 797306, 982726, 21128609, 42257218]

約数ペア:

[(1, 42257218), (2, 21128609), (43, 982726), (53, 797306), (73, 578866), (86, 491363), (106, 398653), (127, 332734), (146, 289433), (254, 166367), (2279, 18542), (3139, 13462), (3869, 10922), (4558, 9271), (5461, 7738), (6278, 6731)]