66954916

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{77137}}^1$

素因数の和:77179

約数の個数: 24

約数和(自身を含む): 138231296

約数和(自身を除く): 71276380

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 77137, 154274, 308548, 539959, 1079918, 2159836, 2391247, 4782494, 9564988, 16738729, 33477458, 66954916]

約数ペア:

[(1, 66954916), (2, 33477458), (4, 16738729), (7, 9564988), (14, 4782494), (28, 2391247), (31, 2159836), (62, 1079918), (124, 539959), (217, 308548), (434, 154274), (868, 77137)]