78107085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{27551}}^1$

素因数の和:27575

約数の個数: 40

約数和(自身を含む): 160022016

約数和(自身を除く): 81914931

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 27551, 82653, 137755, 192857, 247959, 413265, 578571, 743877, 964285, 1239795, 1735713, 2231631, 2892855, 3719385, 5207139, 8678565, 11158155, 15621417, 26035695, 78107085]

約数ペア:

[(1, 78107085), (3, 26035695), (5, 15621417), (7, 11158155), (9, 8678565), (15, 5207139), (21, 3719385), (27, 2892855), (35, 2231631), (45, 1735713), (63, 1239795), (81, 964285), (105, 743877), (135, 578571), (189, 413265), (315, 247959), (405, 192857), (567, 137755), (945, 82653), (2835, 27551)]