42991565

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 52617600

約数和(自身を除く): 9626035

約数列:

[1, 5, 71, 347, 349, 355, 1735, 1745, 24637, 24779, 121103, 123185, 123895, 605515, 8598313, 42991565]

約数ペア:

[(1, 42991565), (5, 8598313), (71, 605515), (347, 123895), (349, 123185), (355, 121103), (1735, 24779), (1745, 24637)]