28666785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8807}}^1$

素因数の和:8853

約数の個数: 32

約数和(自身を含む): 54116352

約数和(自身を除く): 25449567

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 8807, 26421, 44035, 61649, 132105, 184947, 273017, 308245, 819051, 924735, 1365085, 1911119, 4095255, 5733357, 9555595, 28666785]

約数ペア:

[(1, 28666785), (3, 9555595), (5, 5733357), (7, 4095255), (15, 1911119), (21, 1365085), (31, 924735), (35, 819051), (93, 308245), (105, 273017), (155, 184947), (217, 132105), (465, 61649), (651, 44035), (1085, 26421), (3255, 8807)]