81328731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4999}}^1$

素因数の和:5059

約数の個数: 32

約数和(自身を含む): 129600000

約数和(自身を除く): 48271269

約数列:

[1, 3, 11, 17, 29, 33, 51, 87, 187, 319, 493, 561, 957, 1479, 4999, 5423, 14997, 16269, 54989, 84983, 144971, 164967, 254949, 434913, 934813, 1594681, 2464507, 2804439, 4784043, 7393521, 27109577, 81328731]

約数ペア:

[(1, 81328731), (3, 27109577), (11, 7393521), (17, 4784043), (29, 2804439), (33, 2464507), (51, 1594681), (87, 934813), (187, 434913), (319, 254949), (493, 164967), (561, 144971), (957, 84983), (1479, 54989), (4999, 16269), (5423, 14997)]