2803491

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 4280640

約数和(自身を除く): 1477149

約数列:

[1, 3, 9, 27, 81, 83, 139, 243, 249, 417, 747, 1251, 2241, 3753, 6723, 11259, 11537, 20169, 33777, 34611, 103833, 311499, 934497, 2803491]

約数ペア:

[(1, 2803491), (3, 934497), (9, 311499), (27, 103833), (81, 34611), (83, 33777), (139, 20169), (243, 11537), (249, 11259), (417, 6723), (747, 3753), (1251, 2241)]