78441885

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2411}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 140088960

約数和(自身を除く): 61647075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 1205, 2169, 2411, 3615, 6507, 7233, 10845, 12055, 21699, 32535, 36165, 65097, 108495, 325485, 581051, 1743153, 2905255, 5229459, 8715765, 15688377, 26147295, 78441885]

約数ペア:

[(1, 78441885), (3, 26147295), (5, 15688377), (9, 8715765), (15, 5229459), (27, 2905255), (45, 1743153), (135, 581051), (241, 325485), (723, 108495), (1205, 65097), (2169, 36165), (2411, 32535), (3615, 21699), (6507, 12055), (7233, 10845)]