30397311

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2789}}^1$

素因数の和:2975

約数の個数: 24

約数和(自身を含む): 50487840

約数和(自身を除く): 20090529

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 2789, 3633, 8367, 10899, 19523, 25101, 58569, 175707, 482497, 1447491, 3377479, 4342473, 10132437, 30397311]

約数ペア:

[(1, 30397311), (3, 10132437), (7, 4342473), (9, 3377479), (21, 1447491), (63, 482497), (173, 175707), (519, 58569), (1211, 25101), (1557, 19523), (2789, 10899), (3633, 8367)]