81480674

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{14639}}^1$

素因数の和:14686

約数の個数: 24

約数和(自身を含む): 140192640

約数和(自身を除く): 58711966

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 5566, 14639, 29278, 161029, 322058, 336697, 673394, 1771319, 3542638, 3703667, 7407334, 40740337, 81480674]

約数ペア:

[(1, 81480674), (2, 40740337), (11, 7407334), (22, 3703667), (23, 3542638), (46, 1771319), (121, 673394), (242, 336697), (253, 322058), (506, 161029), (2783, 29278), (5566, 14639)]