31019478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1451}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 71089920

約数和(自身を除く): 40070442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509, 1018, 1451, 1527, 2902, 3054, 3563, 4353, 7126, 8706, 10157, 10689, 20314, 21378, 30471, 60942, 738559, 1477118, 2215677, 4431354, 5169913, 10339826, 15509739, 31019478]

約数ペア:

[(1, 31019478), (2, 15509739), (3, 10339826), (6, 5169913), (7, 4431354), (14, 2215677), (21, 1477118), (42, 738559), (509, 60942), (1018, 30471), (1451, 21378), (1527, 20314), (2902, 10689), (3054, 10157), (3563, 8706), (4353, 7126)]