25343685

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 56

約数和(自身を含む): 48398040

約数和(自身を除く): 23054355

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 409, 459, 729, 765, 1215, 1227, 1377, 2045, 2295, 3645, 3681, 4131, 6135, 6885, 6953, 11043, 12393, 18405, 20655, 20859, 33129, 34765, 55215, 61965, 62577, 99387, 104295, 165645, 187731, 298161, 312885, 496935, 563193, 938655, 1490805, 1689579, 2815965, 5068737, 8447895, 25343685]

約数ペア:

[(1, 25343685), (3, 8447895), (5, 5068737), (9, 2815965), (15, 1689579), (17, 1490805), (27, 938655), (45, 563193), (51, 496935), (81, 312885), (85, 298161), (135, 187731), (153, 165645), (243, 104295), (255, 99387), (405, 62577), (409, 61965), (459, 55215), (729, 34765), (765, 33129), (1215, 20859), (1227, 20655), (1377, 18405), (2045, 12393), (2295, 11043), (3645, 6953), (3681, 6885), (4131, 6135)]