20131017

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 28429440

約数和(自身を除く): 8298423

約数列:

[1, 3, 29, 79, 87, 101, 237, 303, 841, 2291, 2523, 2929, 6873, 7979, 8787, 23937, 66439, 84941, 199317, 231391, 254823, 694173, 6710339, 20131017]

約数ペア:

[(1, 20131017), (3, 6710339), (29, 694173), (79, 254823), (87, 231391), (101, 199317), (237, 84941), (303, 66439), (841, 23937), (2291, 8787), (2523, 7979), (2929, 6873)]