68890545

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90053}}^1$

素因数の和:90081

約数の個数: 24

約数和(自身を含む): 126435816

約数和(自身を除く): 57545271

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 90053, 270159, 450265, 810477, 1350795, 1530901, 4052385, 4592703, 7654505, 13778109, 22963515, 68890545]

約数ペア:

[(1, 68890545), (3, 22963515), (5, 13778109), (9, 7654505), (15, 4592703), (17, 4052385), (45, 1530901), (51, 1350795), (85, 810477), (153, 450265), (255, 270159), (765, 90053)]