2983959

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 5174928

約数和(自身を除く): 2190969

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 197, 297, 459, 561, 591, 891, 1377, 1683, 1773, 2167, 3349, 5049, 5319, 6501, 10047, 15147, 15957, 19503, 30141, 36839, 58509, 90423, 110517, 175527, 271269, 331551, 994653, 2983959]

約数ペア:

[(1, 2983959), (3, 994653), (9, 331551), (11, 271269), (17, 175527), (27, 110517), (33, 90423), (51, 58509), (81, 36839), (99, 30141), (153, 19503), (187, 15957), (197, 15147), (297, 10047), (459, 6501), (561, 5319), (591, 5049), (891, 3349), (1377, 2167), (1683, 1773)]