28522972

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1641

約数の個数: 24

約数和(自身を含む): 51408000

約数和(自身を除く): 22885028

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 1499, 2998, 4757, 5996, 9514, 19028, 100433, 106429, 200866, 212858, 401732, 425716, 7130743, 14261486, 28522972]

約数ペア:

[(1, 28522972), (2, 14261486), (4, 7130743), (67, 425716), (71, 401732), (134, 212858), (142, 200866), (268, 106429), (284, 100433), (1499, 19028), (2998, 9514), (4757, 5996)]