2545462017

素因数分解:

$3^4\times 7^1\times {\mathrm{4489351}}^1$

素因数の和:4489370

約数の個数: 20

約数和(自身を含む): 4345692736

約数和(自身を除く): 1800230719

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4489351, 13468053, 31425457, 40404159, 94276371, 121212477, 282829113, 363637431, 848487339, 2545462017]

約数ペア:

[(1, 2545462017), (3, 848487339), (7, 363637431), (9, 282829113), (21, 121212477), (27, 94276371), (63, 40404159), (81, 31425457), (189, 13468053), (567, 4489351)]