7883385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 13440000

約数和(自身を除く): 5556615

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 199, 285, 417, 597, 695, 995, 2085, 2641, 2985, 3781, 7923, 11343, 13205, 18905, 27661, 39615, 56715, 82983, 138305, 414915, 525559, 1576677, 2627795, 7883385]

約数ペア:

[(1, 7883385), (3, 2627795), (5, 1576677), (15, 525559), (19, 414915), (57, 138305), (95, 82983), (139, 56715), (199, 39615), (285, 27661), (417, 18905), (597, 13205), (695, 11343), (995, 7923), (2085, 3781), (2641, 2985)]