1347921

素因数分解:

$3^6\times {\mathrm{43}}^2$

素因数の和:104

約数の個数: 21

約数和(自身を含む): 2069049

約数和(自身を除く): 721128

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 729, 1161, 1849, 3483, 5547, 10449, 16641, 31347, 49923, 149769, 449307, 1347921]

約数ペア:

[(1, 1347921), (3, 449307), (9, 149769), (27, 49923), (43, 31347), (81, 16641), (129, 10449), (243, 5547), (387, 3483), (729, 1849)]