28201484

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 50400000

約数和(自身を除く): 22198516

約数列:

[1, 2, 4, 71, 142, 199, 284, 398, 499, 796, 998, 1996, 14129, 28258, 35429, 56516, 70858, 99301, 141716, 198602, 397204, 7050371, 14100742, 28201484]

約数ペア:

[(1, 28201484), (2, 14100742), (4, 7050371), (71, 397204), (142, 198602), (199, 141716), (284, 99301), (398, 70858), (499, 56516), (796, 35429), (998, 28258), (1996, 14129)]