31061871

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1951}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 47199360

約数和(自身を除く): 16137489

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 1951, 5307, 5853, 15921, 17559, 56579, 119011, 169737, 357033, 509211, 1071099, 3451319, 10353957, 31061871]

約数ペア:

[(1, 31061871), (3, 10353957), (9, 3451319), (29, 1071099), (61, 509211), (87, 357033), (183, 169737), (261, 119011), (549, 56579), (1769, 17559), (1951, 15921), (5307, 5853)]