109790721

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71339}}^1$

素因数の和:71370

約数の個数: 20

約数和(自身を含む): 172642800

約数和(自身を除く): 62852079

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 71339, 214017, 642051, 1355441, 1926153, 4066323, 5778459, 12198969, 36596907, 109790721]

約数ペア:

[(1, 109790721), (3, 36596907), (9, 12198969), (19, 5778459), (27, 4066323), (57, 1926153), (81, 1355441), (171, 642051), (513, 214017), (1539, 71339)]