39678561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19949}}^1$

素因数の和:19985

約数の個数: 24

約数和(自身を含む): 65356200

約数和(自身を除く): 25677639

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 19949, 59847, 179541, 259337, 339133, 778011, 1017399, 2334033, 3052197, 4408729, 13226187, 39678561]

約数ペア:

[(1, 39678561), (3, 13226187), (9, 4408729), (13, 3052197), (17, 2334033), (39, 1017399), (51, 778011), (117, 339133), (153, 259337), (221, 179541), (663, 59847), (1989, 19949)]