218904416

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{383}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 441552384

約数和(自身を除く): 222647968

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 337, 383, 424, 674, 766, 848, 1348, 1532, 1696, 2696, 3064, 5392, 6128, 10784, 12256, 17861, 20299, 35722, 40598, 71444, 81196, 129071, 142888, 162392, 258142, 285776, 324784, 516284, 571552, 649568, 1032568, 2065136, 4130272, 6840763, 13681526, 27363052, 54726104, 109452208, 218904416]

約数ペア:

[(1, 218904416), (2, 109452208), (4, 54726104), (8, 27363052), (16, 13681526), (32, 6840763), (53, 4130272), (106, 2065136), (212, 1032568), (337, 649568), (383, 571552), (424, 516284), (674, 324784), (766, 285776), (848, 258142), (1348, 162392), (1532, 142888), (1696, 129071), (2696, 81196), (3064, 71444), (5392, 40598), (6128, 35722), (10784, 20299), (12256, 17861)]