13485745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 20176128

約数和(自身を除く): 6690383

約数列:

[1, 5, 7, 13, 35, 65, 91, 107, 277, 455, 535, 749, 1385, 1391, 1939, 3601, 3745, 6955, 9695, 9737, 18005, 25207, 29639, 48685, 126035, 148195, 207473, 385307, 1037365, 1926535, 2697149, 13485745]

約数ペア:

[(1, 13485745), (5, 2697149), (7, 1926535), (13, 1037365), (35, 385307), (65, 207473), (91, 148195), (107, 126035), (277, 48685), (455, 29639), (535, 25207), (749, 18005), (1385, 9737), (1391, 9695), (1939, 6955), (3601, 3745)]