197442903

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20047}}^1$

素因数の和:20131

約数の個数: 24

約数和(自身を含む): 310824192

約数和(自身を除く): 113381289

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 20047, 60141, 140329, 420987, 982303, 1343149, 2946909, 4029447, 9402043, 28206129, 65814301, 197442903]

約数ペア:

[(1, 197442903), (3, 65814301), (7, 28206129), (21, 9402043), (49, 4029447), (67, 2946909), (147, 1343149), (201, 982303), (469, 420987), (1407, 140329), (3283, 60141), (9849, 20047)]