172184551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 228787200

約数和(自身を除く): 56602649

約数列:

[1, 7, 11, 17, 77, 119, 187, 199, 661, 1309, 1393, 2189, 3383, 4627, 7271, 11237, 15323, 23681, 37213, 50897, 78659, 123607, 131539, 260491, 865249, 920773, 1446929, 2236163, 10128503, 15653141, 24597793, 172184551]

約数ペア:

[(1, 172184551), (7, 24597793), (11, 15653141), (17, 10128503), (77, 2236163), (119, 1446929), (187, 920773), (199, 865249), (661, 260491), (1309, 131539), (1393, 123607), (2189, 78659), (3383, 50897), (4627, 37213), (7271, 23681), (11237, 15323)]