64750509

素因数分解:

$3^8\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 99197280

約数和(自身を除く): 34446771

約数列:

[1, 3, 9, 27, 71, 81, 139, 213, 243, 417, 639, 729, 1251, 1917, 2187, 3753, 5751, 6561, 9869, 11259, 17253, 29607, 33777, 51759, 88821, 101331, 155277, 266463, 303993, 465831, 799389, 911979, 2398167, 7194501, 21583503, 64750509]

約数ペア:

[(1, 64750509), (3, 21583503), (9, 7194501), (27, 2398167), (71, 911979), (81, 799389), (139, 465831), (213, 303993), (243, 266463), (417, 155277), (639, 101331), (729, 88821), (1251, 51759), (1917, 33777), (2187, 29607), (3753, 17253), (5751, 11259), (6561, 9869)]