7219449

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{4691}}^1$

素因数の和:4722

約数の個数: 20

約数和(自身を含む): 11354640

約数和(自身を除く): 4135191

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 4691, 14073, 42219, 89129, 126657, 267387, 379971, 802161, 2406483, 7219449]

約数ペア:

[(1, 7219449), (3, 2406483), (9, 802161), (19, 379971), (27, 267387), (57, 126657), (81, 89129), (171, 42219), (513, 14073), (1539, 4691)]