13991201

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1783}}^1$

素因数の和:1868

約数の個数: 16

約数和(自身を含む): 17126400

約数和(自身を除く): 3135199

約数列:

[1, 7, 19, 59, 133, 413, 1121, 1783, 7847, 12481, 33877, 105197, 237139, 736379, 1998743, 13991201]

約数ペア:

[(1, 13991201), (7, 1998743), (19, 736379), (59, 237139), (133, 105197), (413, 33877), (1121, 12481), (1783, 7847)]