197241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 16

約数和(自身を含む): 295680

約数和(自身を除く): 98439

約数列:

[1, 3, 11, 33, 43, 129, 139, 417, 473, 1419, 1529, 4587, 5977, 17931, 65747, 197241]

約数ペア:

[(1, 197241), (3, 65747), (11, 17931), (33, 5977), (43, 4587), (129, 1529), (139, 1419), (417, 473)]