258408063

素因数分解:

$3^4\times {\mathrm{1237}}^1\times {\mathrm{2579}}^1$

素因数の和:3828

約数の個数: 20

約数和(自身を含む): 386478840

約数和(自身を除く): 128070777

約数列:

[1, 3, 9, 27, 81, 1237, 2579, 3711, 7737, 11133, 23211, 33399, 69633, 100197, 208899, 3190223, 9570669, 28712007, 86136021, 258408063]

約数ペア:

[(1, 258408063), (3, 86136021), (9, 28712007), (27, 9570669), (81, 3190223), (1237, 208899), (2579, 100197), (3711, 69633), (7737, 33399), (11133, 23211)]