390012791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{26903}}^1$

素因数の和:27038

約数の個数: 16

約数和(自身を含む): 473510400

約数和(自身を除く): 83497609

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 26903, 188321, 511157, 2932427, 3578099, 20526989, 55716113, 390012791]

約数ペア:

[(1, 390012791), (7, 55716113), (19, 20526989), (109, 3578099), (133, 2932427), (763, 511157), (2071, 188321), (14497, 26903)]