1280453733

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{1579}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 2070432000

約数和(自身を除く): 789978267

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 239, 261, 377, 717, 1131, 1579, 2151, 3107, 3393, 4737, 6931, 9321, 14211, 20527, 20793, 27963, 45791, 61581, 62379, 90103, 137373, 184743, 270309, 377381, 412119, 595283, 810927, 1132143, 1785849, 3396429, 4905953, 5357547, 10944049, 14717859, 32832147, 44153577, 98496441, 142272637, 426817911, 1280453733]

約数ペア:

[(1, 1280453733), (3, 426817911), (9, 142272637), (13, 98496441), (29, 44153577), (39, 32832147), (87, 14717859), (117, 10944049), (239, 5357547), (261, 4905953), (377, 3396429), (717, 1785849), (1131, 1132143), (1579, 810927), (2151, 595283), (3107, 412119), (3393, 377381), (4737, 270309), (6931, 184743), (9321, 137373), (14211, 90103), (20527, 62379), (20793, 61581), (27963, 45791)]