81290889

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{887}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 124675200

約数和(自身を除く): 43384311

約数列:

[1, 3, 9, 17, 51, 153, 599, 887, 1797, 2661, 5391, 7983, 10183, 15079, 30549, 45237, 91647, 135711, 531313, 1593939, 4781817, 9032321, 27096963, 81290889]

約数ペア:

[(1, 81290889), (3, 27096963), (9, 9032321), (17, 4781817), (51, 1593939), (153, 531313), (599, 135711), (887, 91647), (1797, 45237), (2661, 30549), (5391, 15079), (7983, 10183)]