25855785

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 47056464

約数和(自身を除く): 21200679

約数列:

[1, 3, 5, 9, 15, 37, 45, 53, 111, 159, 185, 265, 293, 333, 477, 555, 795, 879, 1465, 1665, 1961, 2385, 2637, 4395, 5883, 9805, 10841, 13185, 15529, 17649, 29415, 32523, 46587, 54205, 77645, 88245, 97569, 139761, 162615, 232935, 487845, 574573, 698805, 1723719, 2872865, 5171157, 8618595, 25855785]

約数ペア:

[(1, 25855785), (3, 8618595), (5, 5171157), (9, 2872865), (15, 1723719), (37, 698805), (45, 574573), (53, 487845), (111, 232935), (159, 162615), (185, 139761), (265, 97569), (293, 88245), (333, 77645), (477, 54205), (555, 46587), (795, 32523), (879, 29415), (1465, 17649), (1665, 15529), (1961, 13185), (2385, 10841), (2637, 9805), (4395, 5883)]