2491575

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 4166400

約数和(自身を除く): 1674825

約数列:

[1, 3, 5, 15, 25, 75, 139, 239, 417, 695, 717, 1195, 2085, 3475, 3585, 5975, 10425, 17925, 33221, 99663, 166105, 498315, 830525, 2491575]

約数ペア:

[(1, 2491575), (3, 830525), (5, 498315), (15, 166105), (25, 99663), (75, 33221), (139, 17925), (239, 10425), (417, 5975), (695, 3585), (717, 3475), (1195, 2085)]