28311448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{321721}}^1$

素因数の和:321738

約数の個数: 16

約数和(自身を含む): 57909960

約数和(自身を除く): 29598512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 321721, 643442, 1286884, 2573768, 3538931, 7077862, 14155724, 28311448]

約数ペア:

[(1, 28311448), (2, 14155724), (4, 7077862), (8, 3538931), (11, 2573768), (22, 1286884), (44, 643442), (88, 321721)]