291207424

素因数分解:

$2^8\times {\mathrm{1137529}}^1$

素因数の和:1137545

約数の個数: 18

約数和(自身を含む): 581277830

約数和(自身を除く): 290070406

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1137529, 2275058, 4550116, 9100232, 18200464, 36400928, 72801856, 145603712, 291207424]

約数ペア:

[(1, 291207424), (2, 145603712), (4, 72801856), (8, 36400928), (16, 18200464), (32, 9100232), (64, 4550116), (128, 2275058), (256, 1137529)]