48789009

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{5641}}^1$

素因数の和:5709

約数の個数: 18

約数和(自身を含む): 72832578

約数和(自身を除く): 24043569

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 5641, 8649, 16923, 50769, 174871, 524613, 1573839, 5421001, 16263003, 48789009]

約数ペア:

[(1, 48789009), (3, 16263003), (9, 5421001), (31, 1573839), (93, 524613), (279, 174871), (961, 50769), (2883, 16923), (5641, 8649)]