31884945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6581}}^1$

素因数の和:6625

約数の個数: 32

約数和(自身を含む): 56868480

約数和(自身を除く): 24983535

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 6581, 19743, 32905, 98715, 111877, 125039, 335631, 375117, 559385, 625195, 1678155, 1875585, 2125663, 6376989, 10628315, 31884945]

約数ペア:

[(1, 31884945), (3, 10628315), (5, 6376989), (15, 2125663), (17, 1875585), (19, 1678155), (51, 625195), (57, 559385), (85, 375117), (95, 335631), (255, 125039), (285, 111877), (323, 98715), (969, 32905), (1615, 19743), (4845, 6581)]