39809913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 63286272

約数和(自身を除く): 23476359

約数列:

[1, 3, 11, 13, 33, 39, 71, 143, 213, 429, 781, 923, 1307, 2343, 2769, 3921, 10153, 14377, 16991, 30459, 43131, 50973, 92797, 186901, 278391, 560703, 1020767, 1206361, 3062301, 3619083, 13269971, 39809913]

約数ペア:

[(1, 39809913), (3, 13269971), (11, 3619083), (13, 3062301), (33, 1206361), (39, 1020767), (71, 560703), (143, 278391), (213, 186901), (429, 92797), (781, 50973), (923, 43131), (1307, 30459), (2343, 16991), (2769, 14377), (3921, 10153)]