47345967

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 75778560

約数和(自身を除く): 28432593

約数列:

[1, 3, 9, 19, 43, 47, 57, 129, 137, 141, 171, 387, 411, 423, 817, 893, 1233, 2021, 2451, 2603, 2679, 5891, 6063, 6439, 7353, 7809, 8037, 17673, 18189, 19317, 23427, 38399, 53019, 57951, 111929, 115197, 122341, 276877, 335787, 345591, 367023, 830631, 1007361, 1101069, 2491893, 5260663, 15781989, 47345967]

約数ペア:

[(1, 47345967), (3, 15781989), (9, 5260663), (19, 2491893), (43, 1101069), (47, 1007361), (57, 830631), (129, 367023), (137, 345591), (141, 335787), (171, 276877), (387, 122341), (411, 115197), (423, 111929), (817, 57951), (893, 53019), (1233, 38399), (2021, 23427), (2451, 19317), (2603, 18189), (2679, 17673), (5891, 8037), (6063, 7809), (6439, 7353)]