30531347

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 10595053

約数列:

[1, 7, 11, 19, 41, 77, 133, 209, 287, 451, 509, 779, 1463, 3157, 3563, 5453, 5599, 8569, 9671, 20869, 39193, 59983, 67697, 106381, 146083, 229559, 396511, 744667, 1606913, 2775577, 4361621, 30531347]

約数ペア:

[(1, 30531347), (7, 4361621), (11, 2775577), (19, 1606913), (41, 744667), (77, 396511), (133, 229559), (209, 146083), (287, 106381), (451, 67697), (509, 59983), (779, 39193), (1463, 20869), (3157, 9671), (3563, 8569), (5453, 5599)]