2551605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 4915200

約数和(自身を除く): 2363595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1279, 1995, 3837, 6395, 8953, 19185, 24301, 26859, 44765, 72903, 121505, 134295, 170107, 364515, 510321, 850535, 2551605]

約数ペア:

[(1, 2551605), (3, 850535), (5, 510321), (7, 364515), (15, 170107), (19, 134295), (21, 121505), (35, 72903), (57, 44765), (95, 26859), (105, 24301), (133, 19185), (285, 8953), (399, 6395), (665, 3837), (1279, 1995)]