161755257

素因数分解:

$3^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1\times {\mathrm{467}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 217451520

約数和(自身を除く): 55696263

約数列:

[1, 3, 263, 439, 467, 789, 1317, 1401, 115457, 122821, 205013, 346371, 368463, 615039, 53918419, 161755257]

約数ペア:

[(1, 161755257), (3, 53918419), (263, 615039), (439, 368463), (467, 346371), (789, 205013), (1317, 122821), (1401, 115457)]