28820302

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108347}}^1$

素因数の和:108375

約数の個数: 16

約数和(自身を含む): 52007040

約数和(自身を除く): 23186738

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108347, 216694, 758429, 1516858, 2058593, 4117186, 14410151, 28820302]

約数ペア:

[(1, 28820302), (2, 14410151), (7, 4117186), (14, 2058593), (19, 1516858), (38, 758429), (133, 216694), (266, 108347)]