1397224969

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{27109}}^1$

素因数の和:27352

約数の個数: 16

約数和(自身を含む): 1648288000

約数和(自身を除く): 251063031

約数列:

[1, 7, 37, 199, 259, 1393, 7363, 27109, 51541, 189763, 1003033, 5394691, 7021231, 37762837, 199603567, 1397224969]

約数ペア:

[(1, 1397224969), (7, 199603567), (37, 37762837), (199, 7021231), (259, 5394691), (1393, 1003033), (7363, 189763), (27109, 51541)]