981255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 1808640

約数和(自身を除く): 827385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 313, 627, 939, 1045, 1565, 3135, 3443, 4695, 5947, 10329, 17215, 17841, 29735, 51645, 65417, 89205, 196251, 327085, 981255]

約数ペア:

[(1, 981255), (3, 327085), (5, 196251), (11, 89205), (15, 65417), (19, 51645), (33, 29735), (55, 17841), (57, 17215), (95, 10329), (165, 5947), (209, 4695), (285, 3443), (313, 3135), (627, 1565), (939, 1045)]