7423689

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 12386304

約数和(自身を除く): 4962615

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 383, 497, 923, 1149, 1491, 2681, 2769, 4979, 6461, 8043, 14937, 19383, 27193, 34853, 81579, 104559, 190351, 353509, 571053, 1060527, 2474563, 7423689]

約数ペア:

[(1, 7423689), (3, 2474563), (7, 1060527), (13, 571053), (21, 353509), (39, 190351), (71, 104559), (91, 81579), (213, 34853), (273, 27193), (383, 19383), (497, 14937), (923, 8043), (1149, 6461), (1491, 4979), (2681, 2769)]