2009554105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1\times {\mathrm{1487}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 2753823744

約数和(自身を除く): 744269639

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1223, 1487, 6115, 7435, 15899, 19331, 20791, 25279, 79495, 96655, 103955, 126395, 270283, 328627, 1351415, 1643135, 1818601, 9093005, 23641813, 30916217, 118209065, 154581085, 401910821, 2009554105]

約数ペア:

[(1, 2009554105), (5, 401910821), (13, 154581085), (17, 118209065), (65, 30916217), (85, 23641813), (221, 9093005), (1105, 1818601), (1223, 1643135), (1487, 1351415), (6115, 328627), (7435, 270283), (15899, 126395), (19331, 103955), (20791, 96655), (25279, 79495)]