66601568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 143700480

約数和(自身を除く): 77098912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 431, 439, 862, 878, 1724, 1756, 3448, 3512, 4741, 4829, 6896, 7024, 9482, 9658, 13792, 14048, 18964, 19316, 37928, 38632, 75856, 77264, 151712, 154528, 189209, 378418, 756836, 1513672, 2081299, 3027344, 4162598, 6054688, 8325196, 16650392, 33300784, 66601568]

約数ペア:

[(1, 66601568), (2, 33300784), (4, 16650392), (8, 8325196), (11, 6054688), (16, 4162598), (22, 3027344), (32, 2081299), (44, 1513672), (88, 756836), (176, 378418), (352, 189209), (431, 154528), (439, 151712), (862, 77264), (878, 75856), (1724, 38632), (1756, 37928), (3448, 19316), (3512, 18964), (4741, 14048), (4829, 13792), (6896, 9658), (7024, 9482)]