1728689404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1955531}}^1$

素因数の和:1955565

約数の個数: 24

約数和(自身を含む): 3449558448

約数和(自身を除く): 1720869044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 1955531, 3911062, 7822124, 25421903, 33244027, 50843806, 66488054, 101687612, 132976108, 432172351, 864344702, 1728689404]

約数ペア:

[(1, 1728689404), (2, 864344702), (4, 432172351), (13, 132976108), (17, 101687612), (26, 66488054), (34, 50843806), (52, 33244027), (68, 25421903), (221, 7822124), (442, 3911062), (884, 1955531)]