1900017

素因数分解:

$3^5\times 7^1\times {\mathrm{1117}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 3255616

約数和(自身を除く): 1355599

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1117, 1701, 3351, 7819, 10053, 23457, 30159, 70371, 90477, 211113, 271431, 633339, 1900017]

約数ペア:

[(1, 1900017), (3, 633339), (7, 271431), (9, 211113), (21, 90477), (27, 70371), (63, 30159), (81, 23457), (189, 10053), (243, 7819), (567, 3351), (1117, 1701)]