313702857

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{86491}}^1$

素因数の和:86541

約数の個数: 24

約数和(自身を含む): 503729408

約数和(自身を除く): 190026551

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 86491, 259473, 778419, 1124383, 2681221, 3373149, 8043663, 10119447, 24130989, 34855873, 104567619, 313702857]

約数ペア:

[(1, 313702857), (3, 104567619), (9, 34855873), (13, 24130989), (31, 10119447), (39, 8043663), (93, 3373149), (117, 2681221), (279, 1124383), (403, 778419), (1209, 259473), (3627, 86491)]