218307712

素因数分解:

$2^7\times 7^1\times {\mathrm{243647}}^1$

素因数の和:243668

約数の個数: 32

約数和(自身を含む): 497041920

約数和(自身を除く): 278734208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 243647, 487294, 974588, 1705529, 1949176, 3411058, 3898352, 6822116, 7796704, 13644232, 15593408, 27288464, 31186816, 54576928, 109153856, 218307712]

約数ペア:

[(1, 218307712), (2, 109153856), (4, 54576928), (7, 31186816), (8, 27288464), (14, 15593408), (16, 13644232), (28, 7796704), (32, 6822116), (56, 3898352), (64, 3411058), (112, 1949176), (128, 1705529), (224, 974588), (448, 487294), (896, 243647)]