201881407

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{20353}}^1$

素因数の和:20482

約数の個数: 16

約数和(自身を含む): 250761280

約数和(自身を除く): 48879873

約数列:

[1, 7, 13, 91, 109, 763, 1417, 9919, 20353, 142471, 264589, 1852123, 2218477, 15529339, 28840201, 201881407]

約数ペア:

[(1, 201881407), (7, 28840201), (13, 15529339), (91, 2218477), (109, 1852123), (763, 264589), (1417, 142471), (9919, 20353)]