27790984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{757}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 56349720

約数和(自身を除く): 28558736

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 353, 706, 757, 1412, 1514, 2824, 3028, 4589, 6056, 9178, 9841, 18356, 19682, 36712, 39364, 78728, 267221, 534442, 1068884, 2137768, 3473873, 6947746, 13895492, 27790984]

約数ペア:

[(1, 27790984), (2, 13895492), (4, 6947746), (8, 3473873), (13, 2137768), (26, 1068884), (52, 534442), (104, 267221), (353, 78728), (706, 39364), (757, 36712), (1412, 19682), (1514, 18356), (2824, 9841), (3028, 9178), (4589, 6056)]