7427575

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{823}}^1$

素因数の和:871

約数の個数: 18

約数和(自身を含む): 9732264

約数和(自身を除く): 2304689

約数列:

[1, 5, 19, 25, 95, 361, 475, 823, 1805, 4115, 9025, 15637, 20575, 78185, 297103, 390925, 1485515, 7427575]

約数ペア:

[(1, 7427575), (5, 1485515), (19, 390925), (25, 297103), (95, 78185), (361, 20575), (475, 15637), (823, 9025), (1805, 4115)]