81569805

素因数分解:

$3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{23339}}^1$

素因数の和:23580

約数の個数: 16

約数和(自身を含む): 131077440

約数和(自身を除く): 49507635

約数列:

[1, 3, 5, 15, 233, 699, 1165, 3495, 23339, 70017, 116695, 350085, 5437987, 16313961, 27189935, 81569805]

約数ペア:

[(1, 81569805), (3, 27189935), (5, 16313961), (15, 5437987), (233, 350085), (699, 116695), (1165, 70017), (3495, 23339)]