68278539

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 107864064

約数和(自身を除く): 39585525

約数列:

[1, 3, 7, 21, 43, 83, 129, 249, 301, 581, 903, 911, 1743, 2733, 3569, 6377, 10707, 19131, 24983, 39173, 74949, 75613, 117519, 226839, 274211, 529291, 822633, 1587873, 3251359, 9754077, 22759513, 68278539]

約数ペア:

[(1, 68278539), (3, 22759513), (7, 9754077), (21, 3251359), (43, 1587873), (83, 822633), (129, 529291), (249, 274211), (301, 226839), (581, 117519), (903, 75613), (911, 74949), (1743, 39173), (2733, 24983), (3569, 19131), (6377, 10707)]