39874815

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5573}}^1$

素因数の和:5640

約数の個数: 32

約数和(自身を含む): 72239040

約数和(自身を除く): 32364225

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 5573, 7155, 16719, 27865, 50157, 83595, 150471, 250785, 295369, 752355, 886107, 1476845, 2658321, 4430535, 7974963, 13291605, 39874815]

約数ペア:

[(1, 39874815), (3, 13291605), (5, 7974963), (9, 4430535), (15, 2658321), (27, 1476845), (45, 886107), (53, 752355), (135, 295369), (159, 250785), (265, 150471), (477, 83595), (795, 50157), (1431, 27865), (2385, 16719), (5573, 7155)]