168395906

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{388009}}^1$

素因数の和:388049

約数の個数: 16

約数和(自身を含む): 297991680

約数和(自身を除く): 129595774

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 388009, 776018, 2716063, 5432126, 12028279, 24056558, 84197953, 168395906]

約数ペア:

[(1, 168395906), (2, 84197953), (7, 24056558), (14, 12028279), (31, 5432126), (62, 2716063), (217, 776018), (434, 388009)]