209525535

素因数分解:

$3^9\times 5^1\times {\mathrm{2129}}^1$

素因数の和:2161

約数の個数: 40

約数和(自身を含む): 377316720

約数和(自身を除く): 167791185

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2129, 2187, 3645, 6387, 6561, 10645, 10935, 19161, 19683, 31935, 32805, 57483, 95805, 98415, 172449, 287415, 517347, 862245, 1552041, 2586735, 4656123, 7760205, 13968369, 23280615, 41905107, 69841845, 209525535]

約数ペア:

[(1, 209525535), (3, 69841845), (5, 41905107), (9, 23280615), (15, 13968369), (27, 7760205), (45, 4656123), (81, 2586735), (135, 1552041), (243, 862245), (405, 517347), (729, 287415), (1215, 172449), (2129, 98415), (2187, 95805), (3645, 57483), (6387, 32805), (6561, 31935), (10645, 19683), (10935, 19161)]