87942785

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 129848832

約数和(自身を除く): 41906047

約数列:

[1, 5, 7, 17, 35, 61, 85, 119, 305, 427, 595, 1037, 2135, 2423, 5185, 7259, 12115, 16961, 36295, 41191, 84805, 147803, 205955, 288337, 739015, 1034621, 1441685, 2512651, 5173105, 12563255, 17588557, 87942785]

約数ペア:

[(1, 87942785), (5, 17588557), (7, 12563255), (17, 5173105), (35, 2512651), (61, 1441685), (85, 1034621), (119, 739015), (305, 288337), (427, 205955), (595, 147803), (1037, 84805), (2135, 41191), (2423, 36295), (5185, 16961), (7259, 12115)]