256408084

素因数分解:

$2^2\times {\mathrm{3659}}^1\times {\mathrm{17519}}^1$

素因数の和:21182

約数の個数: 12

約数和(自身を含む): 448862400

約数和(自身を除く): 192454316

約数列:

[1, 2, 4, 3659, 7318, 14636, 17519, 35038, 70076, 64102021, 128204042, 256408084]

約数ペア:

[(1, 256408084), (2, 128204042), (4, 64102021), (3659, 70076), (7318, 35038), (14636, 17519)]