30180681

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{1559}}^1$

素因数の和:1810

約数の個数: 20

約数和(自身を含む): 45302400

約数和(自身を除く): 15121719

約数列:

[1, 3, 9, 27, 81, 239, 717, 1559, 2151, 4677, 6453, 14031, 19359, 42093, 126279, 372601, 1117803, 3353409, 10060227, 30180681]

約数ペア:

[(1, 30180681), (3, 10060227), (9, 3353409), (27, 1117803), (81, 372601), (239, 126279), (717, 42093), (1559, 19359), (2151, 14031), (4677, 6453)]