228440989

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 272095200

約数和(自身を除く): 43654211

約数列:

[1, 7, 49, 67, 149, 467, 469, 1043, 3269, 3283, 7301, 9983, 22883, 31289, 69583, 69881, 219023, 487081, 489167, 1533161, 3409567, 4662061, 32634427, 228440989]

約数ペア:

[(1, 228440989), (7, 32634427), (49, 4662061), (67, 3409567), (149, 1533161), (467, 489167), (469, 487081), (1043, 219023), (3269, 69881), (3283, 69583), (7301, 31289), (9983, 22883)]