880402509

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{100537}}^1$

素因数の和:100689

約数の個数: 24

約数和(自身を含む): 1463833280

約数和(自身を除く): 583430771

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 100537, 301611, 703759, 904833, 2111277, 6333831, 13974643, 41923929, 97822501, 125771787, 293467503, 880402509]

約数ペア:

[(1, 880402509), (3, 293467503), (7, 125771787), (9, 97822501), (21, 41923929), (63, 13974643), (139, 6333831), (417, 2111277), (973, 904833), (1251, 703759), (2919, 301611), (8757, 100537)]