840807.0000000

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 7626528

約数和(自身を除く): 3403881

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 193, 221, 429, 561, 579, 663, 1287, 1683, 1737, 1989, 2123, 2431, 2509, 3281, 6369, 7293, 7527, 9843, 19107, 21879, 22581, 27599, 29529, 36091, 42653, 82797, 108273, 127959, 248391, 324819, 383877, 469183, 1407549, 4222647]

約数ペア:

[(1, 4222647), (3, 1407549), (9, 469183), (11, 383877), (13, 324819), (17, 248391), (33, 127959), (39, 108273), (51, 82797), (99, 42653), (117, 36091), (143, 29529), (153, 27599), (187, 22581), (193, 21879), (221, 19107), (429, 9843), (561, 7527), (579, 7293), (663, 6369), (1287, 3281), (1683, 2509), (1737, 2431), (1989, 2123)]