2053725

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 3437280

約数和(自身を除く): 1383555

約数列:

[1, 3, 5, 15, 25, 75, 139, 197, 417, 591, 695, 985, 2085, 2955, 3475, 4925, 10425, 14775, 27383, 82149, 136915, 410745, 684575, 2053725]

約数ペア:

[(1, 2053725), (3, 684575), (5, 410745), (15, 136915), (25, 82149), (75, 27383), (139, 14775), (197, 10425), (417, 4925), (591, 3475), (695, 2955), (985, 2085)]