3858729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{509}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 6217920

約数和(自身を除く): 2359191

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 509, 1083, 1527, 2527, 3563, 7581, 9671, 10689, 29013, 67697, 183749, 203091, 551247, 1286243, 3858729]

約数ペア:

[(1, 3858729), (3, 1286243), (7, 551247), (19, 203091), (21, 183749), (57, 67697), (133, 29013), (361, 10689), (399, 9671), (509, 7581), (1083, 3563), (1527, 2527)]