27890727

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 14099673

約数列:

[1, 3, 17, 19, 51, 57, 107, 269, 321, 323, 807, 969, 1819, 2033, 4573, 5111, 5457, 6099, 13719, 15333, 28783, 34561, 86349, 86887, 103683, 260661, 489311, 546877, 1467933, 1640631, 9296909, 27890727]

約数ペア:

[(1, 27890727), (3, 9296909), (17, 1640631), (19, 1467933), (51, 546877), (57, 489311), (107, 260661), (269, 103683), (321, 86887), (323, 86349), (807, 34561), (969, 28783), (1819, 15333), (2033, 13719), (4573, 6099), (5111, 5457)]