15979019

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 19334400

約数和(自身を除く): 3355381

約数列:

[1, 7, 19, 133, 317, 379, 2219, 2653, 6023, 7201, 42161, 50407, 120143, 841001, 2282717, 15979019]

約数ペア:

[(1, 15979019), (7, 2282717), (19, 841001), (133, 120143), (317, 50407), (379, 42161), (2219, 7201), (2653, 6023)]