201877221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6911}}^1$

素因数の和:7041

約数の個数: 32

約数和(自身を含む): 334430208

約数和(自身を除く): 132552987

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1391, 2247, 4173, 6911, 9737, 20733, 29211, 48377, 89843, 145131, 269529, 628901, 739477, 1886703, 2218431, 5176339, 9613201, 15529017, 28839603, 67292407, 201877221]

約数ペア:

[(1, 201877221), (3, 67292407), (7, 28839603), (13, 15529017), (21, 9613201), (39, 5176339), (91, 2218431), (107, 1886703), (273, 739477), (321, 628901), (749, 269529), (1391, 145131), (2247, 89843), (4173, 48377), (6911, 29211), (9737, 20733)]