2009182315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 2991022848

約数和(自身を除く): 981840533

約数列:

[1, 5, 7, 17, 35, 61, 85, 119, 197, 281, 305, 427, 595, 985, 1037, 1379, 1405, 1967, 2135, 3349, 4777, 5185, 6895, 7259, 9835, 12017, 16745, 17141, 23443, 23885, 33439, 36295, 55357, 60085, 84119, 85705, 117215, 119987, 167195, 204289, 276785, 291397, 387499, 420595, 599935, 941069, 1021445, 1430023, 1456985, 1937495, 2039779, 3376777, 4705345, 6587483, 7150115, 10198895, 16883885, 23637439, 32937415, 57405209, 118187195, 287026045, 401836463, 2009182315]

約数ペア:

[(1, 2009182315), (5, 401836463), (7, 287026045), (17, 118187195), (35, 57405209), (61, 32937415), (85, 23637439), (119, 16883885), (197, 10198895), (281, 7150115), (305, 6587483), (427, 4705345), (595, 3376777), (985, 2039779), (1037, 1937495), (1379, 1456985), (1405, 1430023), (1967, 1021445), (2135, 941069), (3349, 599935), (4777, 420595), (5185, 387499), (6895, 291397), (7259, 276785), (9835, 204289), (12017, 167195), (16745, 119987), (17141, 117215), (23443, 85705), (23885, 84119), (33439, 60085), (36295, 55357)]