216223021

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{2293}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 260598400

約数和(自身を除く): 44375379

約数列:

[1, 7, 19, 133, 709, 2293, 4963, 13471, 16051, 43567, 94297, 304969, 1625737, 11380159, 30889003, 216223021]

約数ペア:

[(1, 216223021), (7, 30889003), (19, 11380159), (133, 1625737), (709, 304969), (2293, 94297), (4963, 43567), (13471, 16051)]