4399005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 8031744

約数和(自身を除く): 3632739

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 1327, 3315, 3981, 6635, 17251, 19905, 22559, 51753, 67677, 86255, 112795, 258765, 293267, 338385, 879801, 1466335, 4399005]

約数ペア:

[(1, 4399005), (3, 1466335), (5, 879801), (13, 338385), (15, 293267), (17, 258765), (39, 112795), (51, 86255), (65, 67677), (85, 51753), (195, 22559), (221, 19905), (255, 17251), (663, 6635), (1105, 3981), (1327, 3315)]