81089133

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 119750400

約数和(自身を除く): 38661267

約数列:

[1, 3, 17, 29, 51, 87, 109, 327, 493, 503, 1479, 1509, 1853, 3161, 5559, 8551, 9483, 14587, 25653, 43761, 53737, 54827, 161211, 164481, 247979, 743937, 932059, 1589983, 2796177, 4769949, 27029711, 81089133]

約数ペア:

[(1, 81089133), (3, 27029711), (17, 4769949), (29, 2796177), (51, 1589983), (87, 932059), (109, 743937), (327, 247979), (493, 164481), (503, 161211), (1479, 54827), (1509, 53737), (1853, 43761), (3161, 25653), (5559, 14587), (8551, 9483)]