127655515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 169344000

約数和(自身を除く): 41688485

約数列:

[1, 5, 13, 65, 71, 139, 199, 355, 695, 923, 995, 1807, 2587, 4615, 9035, 9869, 12935, 14129, 27661, 49345, 70645, 128297, 138305, 183677, 359593, 641485, 918385, 1797965, 1963931, 9819655, 25531103, 127655515]

約数ペア:

[(1, 127655515), (5, 25531103), (13, 9819655), (65, 1963931), (71, 1797965), (139, 918385), (199, 641485), (355, 359593), (695, 183677), (923, 138305), (995, 128297), (1807, 70645), (2587, 49345), (4615, 27661), (9035, 14129), (9869, 12935)]