28211018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 48660480

約数和(自身を除く): 20449462

約数列:

[1, 2, 11, 22, 23, 46, 127, 253, 254, 439, 506, 878, 1397, 2794, 2921, 4829, 5842, 9658, 10097, 20194, 32131, 55753, 64262, 111067, 111506, 222134, 613283, 1226566, 1282319, 2564638, 14105509, 28211018]

約数ペア:

[(1, 28211018), (2, 14105509), (11, 2564638), (22, 1282319), (23, 1226566), (46, 613283), (127, 222134), (253, 111506), (254, 111067), (439, 64262), (506, 55753), (878, 32131), (1397, 20194), (2794, 10097), (2921, 9658), (4829, 5842)]