38417981

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 48426624

約数和(自身を除く): 10008643

約数列:

[1, 7, 19, 23, 133, 161, 361, 437, 661, 2527, 3059, 4627, 8303, 12559, 15203, 58121, 87913, 106421, 238621, 288857, 1670347, 2021999, 5488283, 38417981]

約数ペア:

[(1, 38417981), (7, 5488283), (19, 2021999), (23, 1670347), (133, 288857), (161, 238621), (361, 106421), (437, 87913), (661, 58121), (2527, 15203), (3059, 12559), (4627, 8303)]