66563217

素因数分解:

$3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1013}}^1$

素因数の和:1182

約数の個数: 36

約数和(自身を含む): 112706100

約数和(自身を除く): 46142883

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 441, 447, 1013, 1043, 1341, 3039, 3129, 7091, 7301, 9117, 9387, 21273, 21903, 49637, 63819, 65709, 148911, 150937, 446733, 452811, 1056559, 1358433, 3169677, 7395913, 9509031, 22187739, 66563217]

約数ペア:

[(1, 66563217), (3, 22187739), (7, 9509031), (9, 7395913), (21, 3169677), (49, 1358433), (63, 1056559), (147, 452811), (149, 446733), (441, 150937), (447, 148911), (1013, 65709), (1043, 63819), (1341, 49637), (3039, 21903), (3129, 21273), (7091, 9387), (7301, 9117)]