30431286

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{20369}}^1$

素因数の和:20460

約数の個数: 24

約数和(自身を含む): 66732120

約数和(自身を除く): 36300834

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 20369, 40738, 61107, 122214, 183321, 366642, 1690627, 3381254, 5071881, 10143762, 15215643, 30431286]

約数ペア:

[(1, 30431286), (2, 15215643), (3, 10143762), (6, 5071881), (9, 3381254), (18, 1690627), (83, 366642), (166, 183321), (249, 122214), (498, 61107), (747, 40738), (1494, 20369)]