51878379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{130021}}^1$

素因数の和:130050

約数の個数: 16

約数和(自身を含む): 83214080

約数和(自身を除く): 31335701

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 130021, 390063, 910147, 2470399, 2730441, 7411197, 17292793, 51878379]

約数ペア:

[(1, 51878379), (3, 17292793), (7, 7411197), (19, 2730441), (21, 2470399), (57, 910147), (133, 390063), (399, 130021)]