187679511

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{121949}}^1$

素因数の和:121980

約数の個数: 20

約数和(自身を含む): 295119000

約数和(自身を除く): 107439489

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 121949, 365847, 1097541, 2317031, 3292623, 6951093, 9877869, 20853279, 62559837, 187679511]

約数ペア:

[(1, 187679511), (3, 62559837), (9, 20853279), (19, 9877869), (27, 6951093), (57, 3292623), (81, 2317031), (171, 1097541), (513, 365847), (1539, 121949)]