2011307985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1\times {\mathrm{1619}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 3674548800

約数和(自身を除く): 1663240815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1453, 1619, 4359, 4857, 7265, 8095, 13077, 14571, 21795, 24285, 27607, 30761, 65385, 72855, 82821, 92283, 138035, 153805, 248463, 276849, 414105, 461415, 1242315, 1384245, 2352407, 7057221, 11762035, 21171663, 35286105, 44695733, 105858315, 134087199, 223478665, 402261597, 670435995, 2011307985]

約数ペア:

[(1, 2011307985), (3, 670435995), (5, 402261597), (9, 223478665), (15, 134087199), (19, 105858315), (45, 44695733), (57, 35286105), (95, 21171663), (171, 11762035), (285, 7057221), (855, 2352407), (1453, 1384245), (1619, 1242315), (4359, 461415), (4857, 414105), (7265, 276849), (8095, 248463), (13077, 153805), (14571, 138035), (21795, 92283), (24285, 82821), (27607, 72855), (30761, 65385)]