128883654

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 288100800

約数和(自身を除く): 159217146

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 431, 449, 666, 862, 898, 1293, 1347, 2586, 2694, 3879, 4041, 7758, 8082, 15947, 16613, 31894, 33226, 47841, 49839, 95682, 99678, 143523, 149517, 193519, 287046, 299034, 387038, 580557, 1161114, 1741671, 3483342, 7160203, 14320406, 21480609, 42961218, 64441827, 128883654]

約数ペア:

[(1, 128883654), (2, 64441827), (3, 42961218), (6, 21480609), (9, 14320406), (18, 7160203), (37, 3483342), (74, 1741671), (111, 1161114), (222, 580557), (333, 387038), (431, 299034), (449, 287046), (666, 193519), (862, 149517), (898, 143523), (1293, 99678), (1347, 95682), (2586, 49839), (2694, 47841), (3879, 33226), (4041, 31894), (7758, 16613), (8082, 15947)]