30719871

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12503}}^1$

素因数の和:12532

約数の個数: 32

約数和(自身を含む): 56017920

約数和(自身を除く): 25298049

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12503, 37509, 87521, 112527, 162539, 262563, 337581, 487617, 787689, 1137773, 1462851, 2363067, 3413319, 4388553, 10239957, 30719871]

約数ペア:

[(1, 30719871), (3, 10239957), (7, 4388553), (9, 3413319), (13, 2363067), (21, 1462851), (27, 1137773), (39, 787689), (63, 487617), (91, 337581), (117, 262563), (189, 162539), (273, 112527), (351, 87521), (819, 37509), (2457, 12503)]