2440389

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1471}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 3768320

約数和(自身を除く): 1327931

約数列:

[1, 3, 7, 21, 79, 237, 553, 1471, 1659, 4413, 10297, 30891, 116209, 348627, 813463, 2440389]

約数ペア:

[(1, 2440389), (3, 813463), (7, 348627), (21, 116209), (79, 30891), (237, 10297), (553, 4413), (1471, 1659)]