2920923

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{1123}}^1$

素因数の和:1163

約数の個数: 18

約数和(自身を含む): 4485884

約数和(自身を除く): 1564961

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 1123, 2601, 3369, 10107, 19091, 57273, 171819, 324547, 973641, 2920923]

約数ペア:

[(1, 2920923), (3, 973641), (9, 324547), (17, 171819), (51, 57273), (153, 19091), (289, 10107), (867, 3369), (1123, 2601)]