25443135

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 47399040

約数和(自身を除く): 21955905

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 79, 85, 153, 237, 255, 395, 421, 711, 765, 1185, 1263, 1343, 2105, 3555, 3789, 4029, 6315, 6715, 7157, 12087, 18945, 20145, 21471, 33259, 35785, 60435, 64413, 99777, 107355, 166295, 299331, 322065, 498885, 565403, 1496655, 1696209, 2827015, 5088627, 8481045, 25443135]

約数ペア:

[(1, 25443135), (3, 8481045), (5, 5088627), (9, 2827015), (15, 1696209), (17, 1496655), (45, 565403), (51, 498885), (79, 322065), (85, 299331), (153, 166295), (237, 107355), (255, 99777), (395, 64413), (421, 60435), (711, 35785), (765, 33259), (1185, 21471), (1263, 20145), (1343, 18945), (2105, 12087), (3555, 7157), (3789, 6715), (4029, 6315)]