25839405

素因数分解:

$3^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 23754195

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 139, 153, 243, 255, 405, 417, 459, 695, 729, 765, 1215, 1251, 1377, 2085, 2187, 2295, 2363, 3645, 3753, 4131, 6255, 6885, 7089, 10935, 11259, 11815, 12393, 18765, 20655, 21267, 33777, 35445, 37179, 56295, 61965, 63801, 101331, 106335, 168885, 185895, 191403, 303993, 319005, 506655, 574209, 957015, 1519965, 1722627, 2871045, 5167881, 8613135, 25839405]

約数ペア:

[(1, 25839405), (3, 8613135), (5, 5167881), (9, 2871045), (15, 1722627), (17, 1519965), (27, 957015), (45, 574209), (51, 506655), (81, 319005), (85, 303993), (135, 191403), (139, 185895), (153, 168885), (243, 106335), (255, 101331), (405, 63801), (417, 61965), (459, 56295), (695, 37179), (729, 35445), (765, 33777), (1215, 21267), (1251, 20655), (1377, 18765), (2085, 12393), (2187, 11815), (2295, 11259), (2363, 10935), (3645, 7089), (3753, 6885), (4131, 6255)]