51775605

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{2609}}^1$

素因数の和:2640

約数の個数: 60

約数和(自身を含む): 108007020

約数和(自身を除く): 56231415

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2609, 2835, 3969, 6615, 7827, 13045, 18263, 19845, 23481, 39135, 54789, 70443, 91315, 117405, 127841, 164367, 211329, 273945, 352215, 383523, 493101, 639205, 821835, 1056645, 1150569, 1479303, 1917615, 2465505, 3451707, 5752845, 7396515, 10355121, 17258535, 51775605]

約数ペア:

[(1, 51775605), (3, 17258535), (5, 10355121), (7, 7396515), (9, 5752845), (15, 3451707), (21, 2465505), (27, 1917615), (35, 1479303), (45, 1150569), (49, 1056645), (63, 821835), (81, 639205), (105, 493101), (135, 383523), (147, 352215), (189, 273945), (245, 211329), (315, 164367), (405, 127841), (441, 117405), (567, 91315), (735, 70443), (945, 54789), (1323, 39135), (2205, 23481), (2609, 19845), (2835, 18263), (3969, 13045), (6615, 7827)]