287206589

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1949}}^1$

素因数の和:2164

約数の個数: 16

約数和(自身を含む): 308880000

約数和(自身を除く): 21673411

約数列:

[1, 23, 43, 149, 989, 1949, 3427, 6407, 44827, 83807, 147361, 290401, 1927561, 6679223, 12487243, 287206589]

約数ペア:

[(1, 287206589), (23, 12487243), (43, 6679223), (149, 1927561), (989, 290401), (1949, 147361), (3427, 83807), (6407, 44827)]