85874397

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 136181760

約数和(自身を除く): 50307363

約数列:

[1, 3, 7, 21, 43, 61, 129, 183, 301, 427, 903, 1281, 1559, 2623, 4677, 7869, 10913, 18361, 32739, 55083, 67037, 95099, 201111, 285297, 469259, 665693, 1407777, 1997079, 4089257, 12267771, 28624799, 85874397]

約数ペア:

[(1, 85874397), (3, 28624799), (7, 12267771), (21, 4089257), (43, 1997079), (61, 1407777), (129, 665693), (183, 469259), (301, 285297), (427, 201111), (903, 95099), (1281, 67037), (1559, 55083), (2623, 32739), (4677, 18361), (7869, 10913)]