81248751

素因数分解:

$3^5\times {\mathrm{257}}^1\times {\mathrm{1301}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 122273424

約数和(自身を除く): 41024673

約数列:

[1, 3, 9, 27, 81, 243, 257, 771, 1301, 2313, 3903, 6939, 11709, 20817, 35127, 62451, 105381, 316143, 334357, 1003071, 3009213, 9027639, 27082917, 81248751]

約数ペア:

[(1, 81248751), (3, 27082917), (9, 9027639), (27, 3009213), (81, 1003071), (243, 334357), (257, 316143), (771, 105381), (1301, 62451), (2313, 35127), (3903, 20817), (6939, 11709)]