3915261

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 6689280

約数和(自身を除く): 2774019

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 2143, 6429, 15001, 19287, 45003, 62147, 135009, 186441, 435029, 559323, 1305087, 3915261]

約数ペア:

[(1, 3915261), (3, 1305087), (7, 559323), (9, 435029), (21, 186441), (29, 135009), (63, 62147), (87, 45003), (203, 19287), (261, 15001), (609, 6429), (1827, 2143)]