67790716

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2203}}^1$

素因数の和:2378

約数の個数: 36

約数和(自身を含む): 138944568

約数和(自身を除く): 71153852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 628, 1099, 2198, 2203, 4396, 4406, 7693, 8812, 15386, 15421, 30772, 30842, 61684, 107947, 215894, 345871, 431788, 691742, 1383484, 2421097, 4842194, 9684388, 16947679, 33895358, 67790716]

約数ペア:

[(1, 67790716), (2, 33895358), (4, 16947679), (7, 9684388), (14, 4842194), (28, 2421097), (49, 1383484), (98, 691742), (157, 431788), (196, 345871), (314, 215894), (628, 107947), (1099, 61684), (2198, 30842), (2203, 30772), (4396, 15421), (4406, 15386), (7693, 8812)]