421566795

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{240209}}^1$

素因数の和:240236

約数の個数: 32

約数和(自身を含む): 807105600

約数和(自身を除く): 385538805

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 240209, 720627, 1201045, 2161881, 3122717, 3603135, 6485643, 9368151, 10809405, 15613585, 28104453, 32428215, 46840755, 84313359, 140522265, 421566795]

約数ペア:

[(1, 421566795), (3, 140522265), (5, 84313359), (9, 46840755), (13, 32428215), (15, 28104453), (27, 15613585), (39, 10809405), (45, 9368151), (65, 6485643), (117, 3603135), (135, 3122717), (195, 2161881), (351, 1201045), (585, 720627), (1755, 240209)]