2912705187147

素因数分解:

$3^2\times 7^2\times {\mathrm{20899}}^1\times {\mathrm{316033}}^1$

素因数の和:336952

約数の個数: 36

約数和(自身を含む): 4894386954600

約数和(自身を除く): 1981681767453

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 20899, 62697, 146293, 188091, 316033, 438879, 948099, 1024051, 1316637, 2212231, 2844297, 3072153, 6636693, 9216459, 15485617, 19910079, 46456851, 139370553, 6604773667, 19814321001, 46233415669, 59442963003, 138700247007, 323633909683, 416100741021, 970901729049, 2912705187147]

約数ペア:

[(1, 2912705187147), (3, 970901729049), (7, 416100741021), (9, 323633909683), (21, 138700247007), (49, 59442963003), (63, 46233415669), (147, 19814321001), (441, 6604773667), (20899, 139370553), (62697, 46456851), (146293, 19910079), (188091, 15485617), (316033, 9216459), (438879, 6636693), (948099, 3072153), (1024051, 2844297), (1316637, 2212231)]