25978057

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1097}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 31622400

約数和(自身を除く): 5644343

約数列:

[1, 7, 17, 119, 199, 1097, 1393, 3383, 7679, 18649, 23681, 130543, 218303, 1528121, 3711151, 25978057]

約数ペア:

[(1, 25978057), (7, 3711151), (17, 1528121), (119, 218303), (199, 130543), (1097, 23681), (1393, 18649), (3383, 7679)]