195779612

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 399748608

約数和(自身を除く): 203968996

約数列:

[1, 2, 4, 7, 14, 28, 101, 107, 202, 214, 404, 428, 647, 707, 749, 1294, 1414, 1498, 2588, 2828, 2996, 4529, 9058, 10807, 18116, 21614, 43228, 65347, 69229, 75649, 130694, 138458, 151298, 261388, 276916, 302596, 457429, 484603, 914858, 969206, 1829716, 1938412, 6992129, 13984258, 27968516, 48944903, 97889806, 195779612]

約数ペア:

[(1, 195779612), (2, 97889806), (4, 48944903), (7, 27968516), (14, 13984258), (28, 6992129), (101, 1938412), (107, 1829716), (202, 969206), (214, 914858), (404, 484603), (428, 457429), (647, 302596), (707, 276916), (749, 261388), (1294, 151298), (1414, 138458), (1498, 130694), (2588, 75649), (2828, 69229), (2996, 65347), (4529, 43228), (9058, 21614), (10807, 18116)]