2670255

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{173}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 5428800

約数和(自身を除く): 2758545

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 173, 245, 315, 343, 441, 519, 735, 865, 1029, 1211, 1557, 1715, 2205, 2595, 3087, 3633, 5145, 6055, 7785, 8477, 10899, 15435, 18165, 25431, 42385, 54495, 59339, 76293, 127155, 178017, 296695, 381465, 534051, 890085, 2670255]

約数ペア:

[(1, 2670255), (3, 890085), (5, 534051), (7, 381465), (9, 296695), (15, 178017), (21, 127155), (35, 76293), (45, 59339), (49, 54495), (63, 42385), (105, 25431), (147, 18165), (173, 15435), (245, 10899), (315, 8477), (343, 7785), (441, 6055), (519, 5145), (735, 3633), (865, 3087), (1029, 2595), (1211, 2205), (1557, 1715)]