215545904

素因数分解:

$2^4\times 7^2\times {\mathrm{274931}}^1$

素因数の和:274953

約数の個数: 30

約数和(自身を含む): 485804844

約数和(自身を除く): 270258940

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 274931, 549862, 1099724, 1924517, 2199448, 3849034, 4398896, 7698068, 13471619, 15396136, 26943238, 30792272, 53886476, 107772952, 215545904]

約数ペア:

[(1, 215545904), (2, 107772952), (4, 53886476), (7, 30792272), (8, 26943238), (14, 15396136), (16, 13471619), (28, 7698068), (49, 4398896), (56, 3849034), (98, 2199448), (112, 1924517), (196, 1099724), (392, 549862), (784, 274931)]