31321521

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45197}}^1$

素因数の和:45221

約数の個数: 24

約数和(自身を含む): 56407104

約数和(自身を除く): 25085583

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 45197, 135591, 316379, 406773, 497167, 949137, 1491501, 2847411, 3480169, 4474503, 10440507, 31321521]

約数ペア:

[(1, 31321521), (3, 10440507), (7, 4474503), (9, 3480169), (11, 2847411), (21, 1491501), (33, 949137), (63, 497167), (77, 406773), (99, 316379), (231, 135591), (693, 45197)]