13009167

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 20908800

約数和(自身を除く): 7899633

約数列:

[1, 3, 9, 19, 27, 57, 79, 81, 107, 171, 237, 321, 513, 711, 963, 1501, 1539, 2033, 2133, 2889, 4503, 6099, 6399, 8453, 8667, 13509, 18297, 25359, 40527, 54891, 76077, 121581, 160607, 164673, 228231, 481821, 684693, 1445463, 4336389, 13009167]

約数ペア:

[(1, 13009167), (3, 4336389), (9, 1445463), (19, 684693), (27, 481821), (57, 228231), (79, 164673), (81, 160607), (107, 121581), (171, 76077), (237, 54891), (321, 40527), (513, 25359), (711, 18297), (963, 13509), (1501, 8667), (1539, 8453), (2033, 6399), (2133, 6099), (2889, 4503)]