28818687

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7121}}^1$

素因数の和:7214

約数の個数: 16

約数和(自身を含む): 41022720

約数和(自身を除く): 12204033

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 7121, 21363, 135299, 405897, 505591, 1516773, 9606229, 28818687]

約数ペア:

[(1, 28818687), (3, 9606229), (19, 1516773), (57, 505591), (71, 405897), (213, 135299), (1349, 21363), (4047, 7121)]