2017257939

素因数分解:

$3^5\times {\mathrm{409}}^1\times {\mathrm{20297}}^1$

素因数の和:20721

約数の個数: 24

約数和(自身を含む): 3029273520

約数和(自身を除く): 1012015581

約数列:

[1, 3, 9, 27, 81, 243, 409, 1227, 3681, 11043, 20297, 33129, 60891, 99387, 182673, 548019, 1644057, 4932171, 8301473, 24904419, 74713257, 224139771, 672419313, 2017257939]

約数ペア:

[(1, 2017257939), (3, 672419313), (9, 224139771), (27, 74713257), (81, 24904419), (243, 8301473), (409, 4932171), (1227, 1644057), (3681, 548019), (11043, 182673), (20297, 99387), (33129, 60891)]