156396961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{17551}}^1$

素因数の和:17644

約数の個数: 16

約数和(自身を含む): 190965760

約数和(自身を除く): 34568799

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 17551, 122857, 333469, 1175917, 2334283, 8231419, 22342423, 156396961]

約数ペア:

[(1, 156396961), (7, 22342423), (19, 8231419), (67, 2334283), (133, 1175917), (469, 333469), (1273, 122857), (8911, 17551)]