80795781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 137187648

約数和(自身を除く): 56391867

約数列:

[1, 3, 9, 11, 17, 33, 51, 61, 99, 153, 183, 187, 549, 561, 671, 787, 1037, 1683, 2013, 2361, 3111, 6039, 7083, 8657, 9333, 11407, 13379, 25971, 34221, 40137, 48007, 77913, 102663, 120411, 144021, 147169, 432063, 441507, 528077, 816119, 1324521, 1584231, 2448357, 4752693, 7345071, 8977309, 26931927, 80795781]

約数ペア:

[(1, 80795781), (3, 26931927), (9, 8977309), (11, 7345071), (17, 4752693), (33, 2448357), (51, 1584231), (61, 1324521), (99, 816119), (153, 528077), (183, 441507), (187, 432063), (549, 147169), (561, 144021), (671, 120411), (787, 102663), (1037, 77913), (1683, 48007), (2013, 40137), (2361, 34221), (3111, 25971), (6039, 13379), (7083, 11407), (8657, 9333)]