2049664581

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{11953}}^1$

素因数の和:12067

約数の個数: 40

約数和(自身を含む): 3211083480

約数和(自身を除く): 1161418899

約数列:

[1, 3, 9, 27, 29, 73, 81, 87, 219, 261, 657, 783, 1971, 2117, 2349, 5913, 6351, 11953, 19053, 35859, 57159, 107577, 171477, 322731, 346637, 872569, 968193, 1039911, 2617707, 3119733, 7853121, 9359199, 23559363, 25304501, 28077597, 70678089, 75913503, 227740509, 683221527, 2049664581]

約数ペア:

[(1, 2049664581), (3, 683221527), (9, 227740509), (27, 75913503), (29, 70678089), (73, 28077597), (81, 25304501), (87, 23559363), (219, 9359199), (261, 7853121), (657, 3119733), (783, 2617707), (1971, 1039911), (2117, 968193), (2349, 872569), (5913, 346637), (6351, 322731), (11953, 171477), (19053, 107577), (35859, 57159)]