201783266721

素因数分解:

$3^4\times {\mathrm{1171}}^1\times {\mathrm{2127371}}^1$

素因数の和:2128554

約数の個数: 20

約数和(自身を含む): 301686878064

約数和(自身を除く): 99903611343

約数列:

[1, 3, 9, 27, 81, 1171, 3513, 10539, 31617, 94851, 2127371, 6382113, 19146339, 57439017, 172317051, 2491151441, 7473454323, 22420362969, 67261088907, 201783266721]

約数ペア:

[(1, 201783266721), (3, 67261088907), (9, 22420362969), (27, 7473454323), (81, 2491151441), (1171, 172317051), (3513, 57439017), (10539, 19146339), (31617, 6382113), (94851, 2127371)]