25588719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 42823872

約数和(自身を除く): 17235153

約数列:

[1, 3, 9, 13, 23, 37, 39, 69, 111, 117, 207, 257, 299, 333, 481, 771, 851, 897, 1443, 2313, 2553, 2691, 3341, 4329, 5911, 7659, 9509, 10023, 11063, 17733, 28527, 30069, 33189, 53199, 76843, 85581, 99567, 123617, 218707, 230529, 370851, 656121, 691587, 1112553, 1968363, 2843191, 8529573, 25588719]

約数ペア:

[(1, 25588719), (3, 8529573), (9, 2843191), (13, 1968363), (23, 1112553), (37, 691587), (39, 656121), (69, 370851), (111, 230529), (117, 218707), (207, 123617), (257, 99567), (299, 85581), (333, 76843), (481, 53199), (771, 33189), (851, 30069), (897, 28527), (1443, 17733), (2313, 11063), (2553, 10023), (2691, 9509), (3341, 7659), (4329, 5911)]