156572217

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{305209}}^1$

素因数の和:305237

約数の個数: 16

約数和(自身を含む): 244168000

約数和(自身を除く): 87595783

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 305209, 915627, 2746881, 5798971, 8240643, 17396913, 52190739, 156572217]

約数ペア:

[(1, 156572217), (3, 52190739), (9, 17396913), (19, 8240643), (27, 5798971), (57, 2746881), (171, 915627), (513, 305209)]