25455519

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 39325440

約数和(自身を除く): 13869921

約数列:

[1, 3, 9, 27, 37, 83, 111, 249, 307, 333, 747, 921, 999, 2241, 2763, 3071, 8289, 9213, 11359, 25481, 27639, 34077, 76443, 82917, 102231, 229329, 306693, 687987, 942797, 2828391, 8485173, 25455519]

約数ペア:

[(1, 25455519), (3, 8485173), (9, 2828391), (27, 942797), (37, 687987), (83, 306693), (111, 229329), (249, 102231), (307, 82917), (333, 76443), (747, 34077), (921, 27639), (999, 25481), (2241, 11359), (2763, 9213), (3071, 8289)]