319922019

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{81343}}^1$

素因数の和:81391

約数の個数: 24

約数和(自身を含む): 507586560

約数和(自身を除く): 187664541

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 81343, 244029, 732087, 1545517, 1870889, 4636551, 5612667, 13909653, 16838001, 35546891, 106640673, 319922019]

約数ペア:

[(1, 319922019), (3, 106640673), (9, 35546891), (19, 16838001), (23, 13909653), (57, 5612667), (69, 4636551), (171, 1870889), (207, 1545517), (437, 732087), (1311, 244029), (3933, 81343)]