1972347

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 2865408

約数和(自身を除く): 893061

約数列:

[1, 3, 13, 39, 103, 309, 491, 1339, 1473, 4017, 6383, 19149, 50573, 151719, 657449, 1972347]

約数ペア:

[(1, 1972347), (3, 657449), (13, 151719), (39, 50573), (103, 19149), (309, 6383), (491, 4017), (1339, 1473)]