29112021

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{7757}}^1$

素因数の和:7905

約数の個数: 16

約数和(自身を含む): 43444800

約数和(自身を除く): 14332779

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 7757, 23271, 69813, 209439, 1078223, 3234669, 9704007, 29112021]

約数ペア:

[(1, 29112021), (3, 9704007), (9, 3234669), (27, 1078223), (139, 209439), (417, 69813), (1251, 23271), (3753, 7757)]