64649619

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:456

約数の個数: 36

約数和(自身を含む): 100530976

約数和(自身を除く): 35881357

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 367, 529, 851, 1101, 1587, 2553, 3303, 4761, 7659, 8441, 13579, 19573, 25323, 40737, 58719, 75969, 122211, 176157, 194143, 312317, 582429, 936951, 1747287, 2810853, 7183291, 21549873, 64649619]

約数ペア:

[(1, 64649619), (3, 21549873), (9, 7183291), (23, 2810853), (37, 1747287), (69, 936951), (111, 582429), (207, 312317), (333, 194143), (367, 176157), (529, 122211), (851, 75969), (1101, 58719), (1587, 40737), (2553, 25323), (3303, 19573), (4761, 13579), (7659, 8441)]