4221955

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 5274720

約数和(自身を除く): 1052765

約数列:

[1, 5, 43, 73, 215, 269, 365, 1345, 3139, 11567, 15695, 19637, 57835, 98185, 844391, 4221955]

約数ペア:

[(1, 4221955), (5, 844391), (43, 98185), (73, 57835), (215, 19637), (269, 15695), (365, 11567), (1345, 3139)]