16978533

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2083}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 28008960

約数和(自身を除く): 11030427

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2083, 2717, 6249, 8151, 22913, 27079, 39577, 68739, 81237, 118731, 297869, 435347, 514501, 893607, 1306041, 1543503, 5659511, 16978533]

約数ペア:

[(1, 16978533), (3, 5659511), (11, 1543503), (13, 1306041), (19, 893607), (33, 514501), (39, 435347), (57, 297869), (143, 118731), (209, 81237), (247, 68739), (429, 39577), (627, 27079), (741, 22913), (2083, 8151), (2717, 6249)]