161651691

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{6997}}^1$

素因数の和:7171

約数の個数: 24

約数和(自身を含む): 248904864

約数和(自身を除く): 87253173

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 2567, 6997, 7701, 20991, 23103, 62973, 118949, 356847, 1056547, 1070541, 3169641, 9508923, 17961299, 53883897, 161651691]

約数ペア:

[(1, 161651691), (3, 53883897), (9, 17961299), (17, 9508923), (51, 3169641), (151, 1070541), (153, 1056547), (453, 356847), (1359, 118949), (2567, 62973), (6997, 23103), (7701, 20991)]