28363228

素因数分解:

$2^2\times {\mathrm{139}}^2\times {\mathrm{367}}^1$

素因数の和:649

約数の個数: 18

約数和(自身を含む): 50131536

約数和(自身を除く): 21768308

約数列:

[1, 2, 4, 139, 278, 367, 556, 734, 1468, 19321, 38642, 51013, 77284, 102026, 204052, 7090807, 14181614, 28363228]

約数ペア:

[(1, 28363228), (2, 14181614), (4, 7090807), (139, 204052), (278, 102026), (367, 77284), (556, 51013), (734, 38642), (1468, 19321)]