2013208017

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{251431}}^1$

素因数の和:251608

約数の個数: 16

約数和(自身を含む): 2860290432

約数和(自身を除く): 847082415

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 251431, 754293, 4274327, 12822981, 39474667, 118424001, 671069339, 2013208017]

約数ペア:

[(1, 2013208017), (3, 671069339), (17, 118424001), (51, 39474667), (157, 12822981), (471, 4274327), (2669, 754293), (8007, 251431)]