20110413

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2141}}^1$

素因数の和:2276

約数の個数: 16

約数和(自身を含む): 27965952

約数和(自身を除く): 7855539

約数列:

[1, 3, 31, 93, 101, 303, 2141, 3131, 6423, 9393, 66371, 199113, 216241, 648723, 6703471, 20110413]

約数ペア:

[(1, 20110413), (3, 6703471), (31, 648723), (93, 216241), (101, 199113), (303, 66371), (2141, 9393), (3131, 6423)]