5221017

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1554

約数の個数: 20

約数和(自身を含む): 7986000

約数和(自身を除く): 2764983

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 1499, 3483, 4497, 13491, 40473, 64457, 121419, 193371, 580113, 1740339, 5221017]

約数ペア:

[(1, 5221017), (3, 1740339), (9, 580113), (27, 193371), (43, 121419), (81, 64457), (129, 40473), (387, 13491), (1161, 4497), (1499, 3483)]